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Lake Isojärvi (Pirkanmaa) water level today

Is Lake Isojärvi (Pirkanmaa) within its normal range for the date?

Lake Isojärvi (Pirkanmaa) stood at 1.02 m on .

Water level now

within the normal range for the date

1.02 m

Provisional

within the normal range for the date

1.02 mNormal for the date0.59 m to 1.17 mMedian 0.86 m
The normal range for 26 October is 0.59 m to 1.17 m: the 10th to 90th percentile of the daily values from 19 October to 2 November in 116 years between 1909 and 2025.
Table: where the water stands
LevelValue
Newest reading1.02 m,
Normal range for the date0.59 m to 1.17 m
Median for the date0.86 m
Past day
0 m
Past week
+0.02 m

The gauge reads the height of the water above a fixed zero, not the depth of the lake. Its zero lies at 118.29 m above N2000 (the Finnish height system of the year 2000).

Level history

within the normal range for the date

On Lake Isojärvi (Pirkanmaa) stood at 1.02 m.

The last 90 days, against the normal range for each day

The last 90 days, against the normal range for each day 0.6 m 0.8 m 1.0 m 1.2 m 1.020 m
  • Level
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily values of Lake Isojärvi (Pirkanmaa) from 29 July 2026 to 26 October 2026, with the normal range for each day and the same days a year earlier.
Table: The last 90 days, against the normal range for each day
DayDaily value (m)Normal rangeMedianA year earlier
0.870 m0.710 m to 1.070 m0.890 m1.020 m
0.860 m0.710 m to 1.070 m0.890 m1.010 m
0.860 m0.700 m to 1.070 m0.880 m1.010 m
0.860 m0.700 m to 1.070 m0.880 m1.000 m
0.860 m0.700 m to 1.070 m0.880 m1.000 m
0.850 m0.700 m to 1.070 m0.880 m0.990 m
0.850 m0.700 m to 1.070 m0.870 m0.980 m
0.840 m0.690 m to 1.070 m0.870 m0.980 m
0.840 m0.690 m to 1.070 m0.870 m0.980 m
0.840 m0.690 m to 1.070 m0.860 m0.970 m
0.840 m0.680 m to 1.070 m0.860 m0.970 m
0.830 m0.680 m to 1.070 m0.860 m0.960 m
0.830 m0.680 m to 1.069 m0.860 m0.960 m
0.850 m0.680 m to 1.060 m0.850 m0.950 m
0.850 m0.670 m to 1.060 m0.850 m0.950 m
0.840 m0.670 m to 1.060 m0.840 m0.940 m
0.840 m0.670 m to 1.060 m0.840 m0.940 m
0.830 m0.670 m to 1.050 m0.840 m0.930 m
0.830 m0.660 m to 1.050 m0.840 m0.930 m
0.840 m0.660 m to 1.050 m0.840 m0.930 m
0.840 m0.650 m to 1.050 m0.830 m0.920 m
0.840 m0.650 m to 1.050 m0.830 m0.910 m
0.830 m0.641 m to 1.050 m0.830 m0.910 m
0.830 m0.640 m to 1.050 m0.830 m0.900 m
0.820 m0.640 m to 1.050 m0.830 m0.900 m
0.840 m0.630 m to 1.050 m0.820 m0.890 m
0.840 m0.630 m to 1.050 m0.820 m0.890 m
0.830 m0.620 m to 1.050 m0.820 m0.890 m
0.830 m0.620 m to 1.050 m0.820 m0.880 m
0.830 m0.620 m to 1.050 m0.820 m0.880 m
0.820 m0.620 m to 1.050 m0.820 m0.870 m
0.820 m0.620 m to 1.059 m0.810 m0.870 m
0.820 m0.610 m to 1.060 m0.810 m0.870 m
0.820 m0.610 m to 1.060 m0.810 m0.880 m
0.820 m0.610 m to 1.060 m0.810 m0.880 m
0.820 m0.610 m to 1.057 m0.810 m0.880 m
0.820 m0.610 m to 1.050 m0.810 m0.870 m
0.820 m0.600 m to 1.050 m0.810 m0.870 m
0.820 m0.600 m to 1.050 m0.810 m0.860 m
0.820 m0.600 m to 1.050 m0.810 m0.860 m
0.810 m0.600 m to 1.050 m0.800 m0.860 m
0.800 m0.600 m to 1.040 m0.800 m0.870 m
0.820 m0.600 m to 1.040 m0.800 m0.860 m
0.830 m0.596 m to 1.040 m0.800 m0.860 m
0.830 m0.590 m to 1.040 m0.800 m0.850 m
0.820 m0.590 m to 1.040 m0.800 m0.850 m
0.820 m0.590 m to 1.040 m0.800 m0.850 m
0.820 m0.590 m to 1.040 m0.800 m0.850 m
0.820 m0.580 m to 1.040 m0.800 m0.850 m
0.820 m0.580 m to 1.040 m0.800 m0.860 m
0.830 m0.580 m to 1.040 m0.800 m0.870 m
0.830 m0.580 m to 1.040 m0.800 m0.880 m
0.830 m0.580 m to 1.040 m0.800 m0.880 m
0.840 m0.580 m to 1.050 m0.800 m0.890 m
0.840 m0.580 m to 1.050 m0.800 m0.890 m
0.840 m0.580 m to 1.050 m0.800 m0.900 m
0.840 m0.580 m to 1.055 m0.800 mno value
0.840 m0.577 m to 1.060 m0.800 m0.900 m
0.840 m0.570 m to 1.060 m0.800 m0.890 m
0.850 m0.570 m to 1.060 m0.800 m0.890 m
0.880 m0.570 m to 1.060 m0.800 m0.890 m
0.880 m0.570 m to 1.070 m0.800 m0.890 m
0.880 m0.570 m to 1.070 m0.800 m0.890 m
0.890 m0.570 m to 1.070 m0.800 m0.880 m
0.890 m0.570 m to 1.070 m0.800 m0.880 m
0.890 m0.570 m to 1.070 m0.800 m0.880 m
0.890 m0.570 m to 1.070 m0.800 m0.880 m
0.900 m0.570 m to 1.079 m0.810 m0.870 m
0.900 m0.570 m to 1.080 m0.810 m0.870 m
0.910 m0.570 m to 1.089 m0.810 m0.870 m
0.900 m0.570 m to 1.090 m0.820 m0.870 m
0.900 m0.571 m to 1.100 m0.820 m0.870 m
0.910 m0.580 m to 1.100 m0.820 m0.880 m
0.930 m0.580 m to 1.100 m0.830 m0.880 m
0.940 m0.580 m to 1.109 m0.830 m0.890 m
0.940 m0.580 m to 1.110 m0.830 m0.890 m
0.950 m0.580 m to 1.110 m0.830 m0.890 m
0.950 m0.580 m to 1.110 m0.840 m0.880 m
0.960 m0.580 m to 1.120 m0.840 m0.880 m
0.960 m0.580 m to 1.129 m0.840 m0.870 m
0.980 m0.580 m to 1.130 m0.840 m0.870 m
0.990 m0.580 m to 1.130 m0.850 m0.870 m
1.000 m0.580 m to 1.140 m0.850 m0.870 m
1.000 m0.580 m to 1.150 m0.850 m0.840 m
1.010 m0.580 m to 1.150 m0.850 m0.840 m
1.010 m0.580 m to 1.160 m0.850 m0.840 m
1.010 m0.580 m to 1.160 m0.850 m0.840 m
1.020 m0.580 m to 1.160 m0.860 m0.840 m
1.020 m0.581 m to 1.160 m0.860 m0.850 m
1.020 m0.590 m to 1.170 m0.860 m0.860 m

The last 12 months, against the normal range for each day

The last 12 months, against the normal range for each day 0.75 m 1.00 m 1.25 m 1.020 m
  • Level
  • Below the normal range
  • Above the normal range
  • Normal range for the date
  • Median for the date
Daily values of Lake Isojärvi (Pirkanmaa) from 26 October 2025 to 26 October 2026, with the normal range for each day.
Table: The last 12 months, against the normal range for each day
DayDaily value (m)Normal rangeMedian
0.860 m0.590 m to 1.170 m0.860 m
0.870 m0.590 m to 1.170 m0.860 m
0.880 m0.590 m to 1.170 m0.860 m
0.880 m0.590 m to 1.170 m0.870 m
0.880 m0.590 m to 1.170 m0.875 m
0.900 m0.590 m to 1.170 m0.880 m
0.900 m0.590 m to 1.170 m0.880 m
0.910 m0.590 m to 1.170 m0.880 m
0.920 m0.590 m to 1.170 m0.890 m
0.920 m0.591 m to 1.170 m0.890 m
0.930 m0.600 m to 1.170 m0.900 m
0.940 m0.600 m to 1.180 m0.900 m
0.940 m0.600 m to 1.180 m0.910 m
0.950 m0.600 m to 1.180 m0.920 m
0.980 m0.600 m to 1.190 m0.920 m
0.980 m0.600 m to 1.190 m0.930 m
0.980 m0.600 m to 1.190 m0.930 m
0.990 m0.600 m to 1.190 m0.940 m
1.000 m0.600 m to 1.200 m0.940 m
1.010 m0.610 m to 1.200 m0.940 m
1.010 m0.610 m to 1.200 m0.950 m
1.020 m0.610 m to 1.200 m0.950 m
1.020 m0.610 m to 1.200 m0.960 m
1.030 m0.610 m to 1.210 m0.960 m
1.020 m0.610 m to 1.210 m0.960 m
1.020 m0.610 m to 1.210 m0.970 m
1.030 m0.610 m to 1.210 m0.970 m
1.030 m0.614 m to 1.210 m0.980 m
1.030 m0.620 m to 1.210 m0.980 m
1.030 m0.620 m to 1.210 m0.980 m
1.040 m0.620 m to 1.210 m0.980 m
1.030 m0.620 m to 1.210 m0.980 m
1.030 m0.621 m to 1.210 m0.980 m
1.040 m0.630 m to 1.210 m0.980 m
1.040 m0.631 m to 1.220 m0.990 m
1.040 m0.640 m to 1.220 m0.990 m
1.050 m0.650 m to 1.220 m0.990 m
1.060 m0.650 m to 1.220 m0.990 m
1.060 m0.650 m to 1.220 m0.990 m
1.070 m0.651 m to 1.220 m1.000 m
1.070 m0.660 m to 1.219 m1.000 m
1.070 m0.660 m to 1.210 m1.000 m
1.080 m0.660 m to 1.210 m1.000 m
1.090 m0.660 m to 1.210 m1.000 m
1.110 m0.660 m to 1.210 m1.000 m
1.120 m0.660 m to 1.209 m1.000 m
1.140 m0.660 m to 1.200 m1.000 m
1.150 m0.660 m to 1.200 m1.000 m
1.160 m0.670 m to 1.200 m1.000 m
1.160 m0.670 m to 1.209 m1.000 m
1.170 m0.670 m to 1.209 m1.000 m
1.180 m0.670 m to 1.200 m1.000 m
1.190 m0.680 m to 1.200 m1.000 m
1.190 m0.680 m to 1.200 m1.000 m
1.200 m0.680 m to 1.200 m1.000 m
1.210 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.220 m0.680 m to 1.200 m1.000 m
1.210 m0.680 m to 1.200 m0.990 m
1.210 m0.676 m to 1.190 m0.990 m
1.200 m0.670 m to 1.190 m0.990 m
1.190 m0.670 m to 1.190 m0.990 m
1.190 m0.670 m to 1.190 m0.990 m
1.190 m0.670 m to 1.180 m0.990 m
1.180 m0.670 m to 1.180 m0.980 m
1.170 m0.676 m to 1.180 m0.980 m
1.170 m0.676 m to 1.180 m0.980 m
1.160 m0.676 m to 1.180 m0.980 m
1.160 m0.676 m to 1.180 m0.980 m
1.150 m0.676 m to 1.180 m0.980 m
1.150 m0.670 m to 1.180 m0.980 m
1.140 m0.670 m to 1.170 m0.980 m
1.140 m0.670 m to 1.170 m0.970 m
1.130 m0.670 m to 1.170 m0.970 m
1.120 m0.670 m to 1.170 m0.970 m
1.120 m0.670 m to 1.170 m0.970 m
1.110 m0.670 m to 1.170 m0.970 m
1.110 m0.670 m to 1.169 m0.970 m
1.100 m0.670 m to 1.160 m0.970 m
1.100 m0.670 m to 1.160 m0.960 m
1.090 m0.670 m to 1.160 m0.960 m
1.090 m0.670 m to 1.160 m0.960 m
1.080 m0.660 m to 1.159 m0.960 m
1.080 m0.660 m to 1.150 m0.950 m
1.070 m0.660 m to 1.150 m0.950 m
1.070 m0.660 m to 1.150 m0.950 m
1.060 m0.660 m to 1.150 m0.950 m
1.060 m0.660 m to 1.140 m0.940 m
1.050 m0.660 m to 1.140 m0.940 m
1.050 m0.660 m to 1.140 m0.940 m
1.050 m0.660 m to 1.140 m0.940 m
1.040 m0.660 m to 1.140 m0.940 m
1.040 m0.660 m to 1.130 m0.940 m
1.030 m0.660 m to 1.129 m0.940 m
1.030 m0.660 m to 1.120 m0.930 m
1.020 m0.660 m to 1.120 m0.930 m
1.020 m0.660 m to 1.120 m0.930 m
1.010 m0.660 m to 1.120 m0.930 m
1.010 m0.660 m to 1.110 m0.930 m
1.000 m0.660 m to 1.110 m0.920 m
1.000 m0.660 m to 1.100 m0.920 m
0.990 m0.660 m to 1.100 m0.920 m
0.990 m0.660 m to 1.100 m0.920 m
0.990 m0.660 m to 1.100 m0.910 m
0.980 m0.660 m to 1.100 m0.910 m
0.980 m0.660 m to 1.095 m0.910 m
0.970 m0.660 m to 1.090 m0.900 m
0.970 m0.655 m to 1.090 m0.900 m
0.970 m0.650 m to 1.090 m0.900 m
0.960 m0.650 m to 1.080 m0.890 m
0.960 m0.650 m to 1.080 m0.890 m
0.960 m0.650 m to 1.080 m0.890 m
0.950 m0.650 m to 1.080 m0.880 m
0.960 m0.650 m to 1.070 m0.880 m
0.950 m0.650 m to 1.070 m0.880 m
0.950 m0.650 m to 1.070 m0.880 m
0.940 m0.650 m to 1.070 m0.870 m
0.950 m0.650 m to 1.070 m0.870 m
0.950 m0.650 m to 1.070 m0.870 m
0.950 m0.650 m to 1.070 m0.870 m
0.950 m0.650 m to 1.060 m0.870 m
0.950 m0.650 m to 1.060 m0.870 m
0.950 m0.640 m to 1.060 m0.870 m
0.950 m0.640 m to 1.060 m0.860 m
0.950 m0.640 m to 1.050 m0.860 m
0.940 m0.640 m to 1.050 m0.860 m
0.940 m0.640 m to 1.050 m0.860 m
0.940 m0.640 m to 1.050 m0.860 m
0.930 m0.640 m to 1.050 m0.850 m
0.930 m0.640 m to 1.040 m0.850 m
0.930 m0.640 m to 1.040 m0.850 m
0.930 m0.640 m to 1.040 m0.850 m
0.930 m0.640 m to 1.040 m0.840 m
0.930 m0.640 m to 1.039 m0.840 m
0.940 m0.640 m to 1.030 m0.840 m
0.940 m0.640 m to 1.030 m0.840 m
0.950 m0.640 m to 1.030 m0.830 m
0.960 m0.640 m to 1.030 m0.830 m
0.960 m0.640 m to 1.030 m0.830 m
0.970 m0.636 m to 1.030 m0.830 m
0.970 m0.630 m to 1.030 m0.820 m
0.970 m0.630 m to 1.030 m0.820 m
0.980 m0.630 m to 1.030 m0.820 m
0.980 m0.630 m to 1.030 m0.820 m
0.980 m0.630 m to 1.030 m0.820 m
0.990 m0.630 m to 1.030 m0.820 m
0.990 m0.630 m to 1.030 m0.820 m
0.990 m0.630 m to 1.040 m0.820 m
0.990 m0.630 m to 1.040 m0.820 m
1.000 m0.630 m to 1.040 m0.830 m
1.000 m0.630 m to 1.040 m0.830 m
1.000 m0.630 m to 1.050 m0.830 m
1.000 m0.630 m to 1.050 m0.830 m
1.000 m0.630 m to 1.060 m0.830 m
1.000 m0.630 m to 1.070 m0.830 m
1.000 m0.640 m to 1.070 m0.830 m
1.000 m0.640 m to 1.080 m0.840 m
1.010 m0.640 m to 1.090 m0.840 m
1.010 m0.640 m to 1.100 m0.840 m
1.010 m0.640 m to 1.110 m0.840 m
1.010 m0.646 m to 1.120 m0.850 m
1.010 m0.650 m to 1.134 m0.850 m
1.000 m0.650 m to 1.150 m0.860 m
1.000 m0.650 m to 1.160 m0.860 m
1.000 m0.656 m to 1.160 m0.870 m
1.000 m0.660 m to 1.170 m0.880 m
1.000 m0.660 m to 1.190 m0.900 m
1.000 m0.670 m to 1.204 m0.910 m
0.990 m0.670 m to 1.220 m0.930 m
0.990 m0.670 m to 1.240 m0.940 m
0.990 m0.680 m to 1.250 m0.960 m
0.990 m0.690 m to 1.270 m0.980 m
0.990 m0.690 m to 1.280 m0.990 m
0.980 m0.700 m to 1.294 m1.000 m
0.980 m0.706 m to 1.310 m1.020 m
0.980 m0.710 m to 1.330 m1.040 m
0.980 m0.720 m to 1.340 m1.060 m
0.980 m0.740 m to 1.340 m1.080 m
0.970 m0.750 m to 1.350 m1.100 m
0.970 m0.770 m to 1.350 m1.110 m
0.960 m0.780 m to 1.360 m1.120 m
0.960 m0.800 m to 1.370 m1.140 m
0.960 m0.820 m to 1.370 m1.140 m
0.950 m0.830 m to 1.380 m1.160 m
0.950 m0.860 m to 1.380 m1.160 m
0.950 m0.890 m to 1.380 m1.170 m
0.950 m0.930 m to 1.380 m1.180 m
0.950 m0.950 m to 1.384 m1.190 m
0.940 m0.986 m to 1.390 m1.200 m
0.960 m1.000 m to 1.390 m1.200 m
0.950 m1.000 m to 1.390 m1.200 m
0.950 m1.010 m to 1.390 m1.210 m
0.940 m1.020 m to 1.390 m1.210 m
0.950 m1.030 m to 1.390 m1.210 m
0.950 m1.040 m to 1.390 m1.210 m
0.950 m1.050 m to 1.380 m1.210 m
0.950 m1.050 m to 1.380 m1.200 m
0.950 m1.050 m to 1.370 m1.200 m
0.940 m1.050 m to 1.370 m1.200 m
0.940 m1.050 m to 1.370 m1.200 m
0.950 m1.040 m to 1.370 m1.190 m
0.940 m1.040 m to 1.360 m1.190 m
0.950 m1.040 m to 1.360 m1.190 m
0.950 m1.030 m to 1.350 m1.190 m
0.950 m1.030 m to 1.344 m1.180 m
0.960 m1.030 m to 1.340 m1.180 m
0.950 m1.026 m to 1.330 m1.170 m
0.950 m1.020 m to 1.324 m1.170 m
0.950 m1.020 m to 1.320 m1.160 m
0.950 m1.020 m to 1.310 m1.160 m
0.940 m1.010 m to 1.300 m1.150 m
0.930 m1.010 m to 1.294 m1.150 m
0.930 m1.000 m to 1.290 m1.140 m
0.930 m0.996 m to 1.280 m1.140 m
0.920 m0.990 m to 1.280 m1.130 m
0.920 m0.980 m to 1.270 m1.120 m
0.910 m0.980 m to 1.260 m1.120 m
0.910 m0.980 m to 1.250 m1.110 m
0.910 m0.970 m to 1.240 m1.110 m
0.910 m0.960 m to 1.240 m1.100 m
0.900 m0.960 m to 1.230 m1.100 m
0.900 m0.950 m to 1.230 m1.090 m
0.900 m0.940 m to 1.220 m1.090 m
0.920 m0.940 m to 1.220 m1.080 m
0.920 m0.930 m to 1.210 m1.080 m
0.930 m0.930 m to 1.210 m1.070 m
0.930 m0.920 m to 1.200 m1.060 m
0.930 m0.919 m to 1.200 m1.060 m
0.950 m0.910 m to 1.190 m1.060 m
0.950 m0.900 m to 1.190 m1.050 m
0.950 m0.900 m to 1.180 m1.040 m
0.950 m0.890 m to 1.180 m1.040 m
0.950 m0.880 m to 1.180 m1.040 m
0.950 m0.880 m to 1.170 m1.030 m
0.940 m0.870 m to 1.170 m1.030 m
0.930 m0.870 m to 1.160 m1.020 m
0.930 m0.860 m to 1.160 m1.020 m
0.920 m0.860 m to 1.150 m1.010 m
0.920 m0.850 m to 1.150 m1.010 m
0.910 m0.850 m to 1.140 m1.010 m
0.910 m0.840 m to 1.140 m1.000 m
0.910 m0.840 m to 1.140 m1.000 m
0.900 m0.830 m to 1.130 m1.000 m
0.900 m0.830 m to 1.130 m0.990 m
0.900 m0.830 m to 1.120 m0.990 m
0.910 m0.820 m to 1.120 m0.980 m
0.910 m0.820 m to 1.110 m0.980 m
0.910 m0.810 m to 1.100 m0.970 m
0.910 m0.810 m to 1.100 m0.970 m
0.910 m0.800 m to 1.090 m0.960 m
0.910 m0.800 m to 1.090 m0.960 m
0.900 m0.790 m to 1.080 m0.960 m
0.900 m0.790 m to 1.080 m0.950 m
0.900 m0.780 m to 1.080 m0.950 m
0.900 m0.770 m to 1.070 m0.940 m
0.890 m0.770 m to 1.070 m0.940 m
0.890 m0.760 m to 1.070 m0.940 m
0.880 m0.760 m to 1.070 m0.930 m
0.870 m0.750 m to 1.070 m0.930 m
0.870 m0.750 m to 1.070 m0.930 m
0.890 m0.750 m to 1.070 m0.920 m
0.890 m0.740 m to 1.060 m0.920 m
0.880 m0.740 m to 1.060 m0.910 m
0.870 m0.740 m to 1.069 m0.910 m
0.870 m0.730 m to 1.069 m0.910 m
0.870 m0.730 m to 1.070 m0.910 m
0.860 m0.730 m to 1.070 m0.900 m
0.850 m0.720 m to 1.070 m0.900 m
0.860 m0.720 m to 1.070 m0.900 m
0.860 m0.720 m to 1.070 m0.900 m
0.870 m0.710 m to 1.070 m0.890 m
0.860 m0.710 m to 1.070 m0.890 m
0.860 m0.700 m to 1.070 m0.880 m
0.860 m0.700 m to 1.070 m0.880 m
0.860 m0.700 m to 1.070 m0.880 m
0.850 m0.700 m to 1.070 m0.880 m
0.850 m0.700 m to 1.070 m0.870 m
0.840 m0.690 m to 1.070 m0.870 m
0.840 m0.690 m to 1.070 m0.870 m
0.840 m0.690 m to 1.070 m0.860 m
0.840 m0.680 m to 1.070 m0.860 m
0.830 m0.680 m to 1.070 m0.860 m
0.830 m0.680 m to 1.069 m0.860 m
0.850 m0.680 m to 1.060 m0.850 m
0.850 m0.670 m to 1.060 m0.850 m
0.840 m0.670 m to 1.060 m0.840 m
0.840 m0.670 m to 1.060 m0.840 m
0.830 m0.670 m to 1.050 m0.840 m
0.830 m0.660 m to 1.050 m0.840 m
0.840 m0.660 m to 1.050 m0.840 m
0.840 m0.650 m to 1.050 m0.830 m
0.840 m0.650 m to 1.050 m0.830 m
0.830 m0.641 m to 1.050 m0.830 m
0.830 m0.640 m to 1.050 m0.830 m
0.820 m0.640 m to 1.050 m0.830 m
0.840 m0.630 m to 1.050 m0.820 m
0.840 m0.630 m to 1.050 m0.820 m
0.830 m0.620 m to 1.050 m0.820 m
0.830 m0.620 m to 1.050 m0.820 m
0.830 m0.620 m to 1.050 m0.820 m
0.820 m0.620 m to 1.050 m0.820 m
0.820 m0.620 m to 1.059 m0.810 m
0.820 m0.610 m to 1.060 m0.810 m
0.820 m0.610 m to 1.060 m0.810 m
0.820 m0.610 m to 1.060 m0.810 m
0.820 m0.610 m to 1.057 m0.810 m
0.820 m0.610 m to 1.050 m0.810 m
0.820 m0.600 m to 1.050 m0.810 m
0.820 m0.600 m to 1.050 m0.810 m
0.820 m0.600 m to 1.050 m0.810 m
0.810 m0.600 m to 1.050 m0.800 m
0.800 m0.600 m to 1.040 m0.800 m
0.820 m0.600 m to 1.040 m0.800 m
0.830 m0.596 m to 1.040 m0.800 m
0.830 m0.590 m to 1.040 m0.800 m
0.820 m0.590 m to 1.040 m0.800 m
0.820 m0.590 m to 1.040 m0.800 m
0.820 m0.590 m to 1.040 m0.800 m
0.820 m0.580 m to 1.040 m0.800 m
0.820 m0.580 m to 1.040 m0.800 m
0.830 m0.580 m to 1.040 m0.800 m
0.830 m0.580 m to 1.040 m0.800 m
0.830 m0.580 m to 1.040 m0.800 m
0.840 m0.580 m to 1.050 m0.800 m
0.840 m0.580 m to 1.050 m0.800 m
0.840 m0.580 m to 1.050 m0.800 m
0.840 m0.580 m to 1.055 m0.800 m
0.840 m0.577 m to 1.060 m0.800 m
0.840 m0.570 m to 1.060 m0.800 m
0.850 m0.570 m to 1.060 m0.800 m
0.880 m0.570 m to 1.060 m0.800 m
0.880 m0.570 m to 1.070 m0.800 m
0.880 m0.570 m to 1.070 m0.800 m
0.890 m0.570 m to 1.070 m0.800 m
0.890 m0.570 m to 1.070 m0.800 m
0.890 m0.570 m to 1.070 m0.800 m
0.890 m0.570 m to 1.070 m0.800 m
0.900 m0.570 m to 1.079 m0.810 m
0.900 m0.570 m to 1.080 m0.810 m
0.910 m0.570 m to 1.089 m0.810 m
0.900 m0.570 m to 1.090 m0.820 m
0.900 m0.571 m to 1.100 m0.820 m
0.910 m0.580 m to 1.100 m0.820 m
0.930 m0.580 m to 1.100 m0.830 m
0.940 m0.580 m to 1.109 m0.830 m
0.940 m0.580 m to 1.110 m0.830 m
0.950 m0.580 m to 1.110 m0.830 m
0.950 m0.580 m to 1.110 m0.840 m
0.960 m0.580 m to 1.120 m0.840 m
0.960 m0.580 m to 1.129 m0.840 m
0.980 m0.580 m to 1.130 m0.840 m
0.990 m0.580 m to 1.130 m0.850 m
1.000 m0.580 m to 1.140 m0.850 m
1.000 m0.580 m to 1.150 m0.850 m
1.010 m0.580 m to 1.150 m0.850 m
1.010 m0.580 m to 1.160 m0.850 m
1.010 m0.580 m to 1.160 m0.850 m
1.020 m0.580 m to 1.160 m0.860 m
1.020 m0.581 m to 1.160 m0.860 m
1.020 m0.590 m to 1.170 m0.860 m

The last 10 years, weekly averages

The last 10 years, weekly averages 1.0 m 1.5 m Highest 1.63 m 1.010 m
  • Level
  • Our record
Weekly averages of Lake Isojärvi (Pirkanmaa) from the week of 24 October 2016 to 26 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
0.846 m
0.833 m
0.824 m
0.833 m
0.887 m
0.941 m
0.960 m
0.959 m
0.956 m
0.971 m
0.987 m
0.986 m
0.976 m
0.967 m
0.954 m
0.941 m
0.930 m
0.921 m
0.911 m
0.897 m
0.890 m
0.894 m
0.907 m
0.940 m
0.984 m
1.011 m
1.046 m
1.081 m
1.086 m
1.071 m
1.056 m
1.037 m
1.003 m
0.984 m
0.993 m
1.016 m
1.007 m
0.994 m
0.979 m
0.967 m
0.960 m
0.973 m
0.970 m
0.949 m
0.923 m
0.903 m
0.953 m
0.980 m
0.976 m
0.983 m
1.104 m
1.176 m
1.184 m
1.196 m
1.211 m
1.246 m
1.269 m
1.291 m
1.314 m
1.320 m
1.293 m
1.290 m
1.284 m
1.283 m
1.246 m
1.220 m
1.227 m
1.207 m
1.173 m
1.132 m
1.094 m
1.059 m
1.043 m
1.022 m
0.997 m
0.986 m
no value
no value
no value
no value
1.409 m
1.343 m
no value
no value
no value
1.023 m
0.996 m
0.981 m
0.967 m
0.941 m
0.907 m
0.873 m
0.851 m
0.827 m
0.790 m
0.776 m
0.769 m
0.754 m
0.750 m
0.754 m
0.743 m
0.721 m
0.720 m
0.720 m
0.736 m
0.744 m
0.764 m
0.786 m
0.790 m
0.790 m
0.787 m
0.800 m
0.800 m
0.811 m
0.833 m
0.837 m
0.840 m
0.840 m
0.841 m
0.859 m
0.870 m
0.867 m
0.870 m
0.873 m
0.880 m
0.900 m
0.914 m
0.963 m
1.097 m
1.166 m
1.223 m
1.230 m
1.204 m
1.201 m
1.163 m
1.150 m
1.111 m
1.091 m
1.051 m
1.006 m
0.961 m
0.940 m
0.910 m
0.880 m
0.839 m
0.806 m
0.806 m
0.810 m
0.789 m
0.789 m
0.796 m
0.796 m
0.771 m
0.786 m
0.790 m
0.796 m
0.840 m
0.851 m
0.854 m
0.923 m
1.024 m
1.077 m
1.167 m
1.266 m
1.313 m
1.341 m
1.330 m
1.324 m
1.316 m
1.299 m
1.266 m
1.239 m
1.220 m
1.270 m
1.319 m
1.290 m
1.264 m
1.260 m
1.227 m
1.191 m
1.163 m
1.159 m
1.139 m
1.110 m
1.093 m
1.076 m
1.063 m
1.031 m
0.993 m
0.966 m
0.940 m
0.907 m
0.901 m
0.920 m
0.911 m
0.889 m
0.880 m
0.869 m
0.840 m
0.809 m
0.796 m
0.776 m
0.784 m
0.791 m
0.781 m
0.776 m
0.779 m
0.793 m
0.809 m
0.866 m
0.919 m
0.940 m
0.981 m
1.077 m
1.109 m
1.114 m
1.110 m
1.161 m
1.190 m
1.187 m
1.167 m
1.141 m
1.139 m
1.116 m
1.086 m
1.057 m
1.060 m
1.054 m
1.050 m
1.041 m
1.026 m
1.080 m
1.221 m
1.344 m
1.381 m
1.366 m
1.314 m
1.260 m
1.244 m
1.270 m
1.249 m
1.216 m
1.180 m
1.139 m
1.110 m
1.050 m
1.006 m
0.950 m
0.916 m
0.899 m
0.890 m
0.913 m
0.949 m
0.981 m
0.969 m
0.976 m
0.954 m
0.937 m
0.936 m
0.943 m
0.979 m
1.084 m
1.129 m
1.149 m
1.147 m
1.139 m
1.114 m
1.083 m
1.067 m
1.046 m
1.026 m
1.017 m
0.997 m
0.983 m
0.973 m
0.983 m
0.984 m
0.997 m
1.013 m
1.020 m
1.020 m
1.006 m
1.006 m
1.044 m
1.089 m
1.133 m
1.263 m
1.450 m
1.474 m
1.477 m
1.411 m
1.337 m
1.311 m
1.299 m
1.246 m
1.193 m
1.123 m
1.064 m
1.040 m
1.029 m
1.013 m
0.973 m
0.931 m
0.897 m
0.897 m
0.871 m
0.829 m
0.817 m
0.819 m
0.803 m
0.809 m
0.820 m
0.850 m
0.854 m
0.860 m
0.883 m
0.921 m
0.923 m
0.920 m
0.916 m
0.921 m
0.931 m
0.943 m
0.959 m
0.977 m
1.057 m
1.099 m
1.120 m
1.113 m
1.097 m
1.089 m
1.066 m
1.046 m
1.031 m
1.040 m
1.077 m
1.067 m
1.094 m
1.187 m
1.311 m
1.367 m
1.337 m
1.274 m
1.211 m
1.156 m
1.104 m
1.051 m
1.001 m
0.961 m
0.940 m
0.910 m
0.871 m
0.853 m
0.877 m
no value
no value
no value
0.902 m
0.921 m
0.917 m
0.930 m
0.941 m
0.969 m
1.081 m
1.174 m
1.164 m
1.160 m
1.220 m
1.296 m
1.269 m
no value
no value
no value
1.122 m
1.104 m
no value
1.040 m
1.023 m
1.007 m
0.999 m
0.983 m
0.968 m
no value
no value
no value
1.000 m
1.080 m
1.124 m
1.210 m
1.331 m
1.484 m
1.450 m
1.410 m
1.349 m
1.273 m
1.204 m
1.141 m
1.080 m
1.043 m
1.010 m
0.967 m
0.939 m
0.916 m
0.919 m
0.920 m
0.903 m
0.886 m
0.869 m
0.839 m
0.821 m
0.830 m
0.840 m
0.981 m
1.003 m
1.039 m
1.046 m
1.079 m
1.069 m
1.064 m
1.054 m
1.046 m
1.046 m
1.143 m
1.219 m
1.204 m
1.207 m
1.204 m
1.227 m
1.213 m
1.183 m
1.157 m
1.161 m
1.174 m
1.154 m
1.123 m
1.104 m
1.103 m
1.129 m
1.123 m
1.107 m
1.150 m
1.170 m
1.156 m
1.151 m
1.130 m
1.107 m
1.073 m
1.047 m
1.027 m
1.003 m
0.981 m
0.970 m
1.021 m
1.059 m
1.120 m
1.110 m
1.059 m
1.007 m
0.971 m
0.939 m
0.903 m
0.877 m
0.869 m
0.856 m
0.874 m
0.893 m
0.879 m
0.879 m
0.876 m
0.844 m
0.889 m
0.940 m
0.999 m
1.026 m
1.036 m
1.066 m
1.133 m
1.194 m
1.220 m
1.196 m
1.157 m
1.119 m
1.083 m
1.050 m
1.017 m
0.986 m
0.961 m
0.949 m
0.946 m
0.931 m
0.960 m
0.986 m
1.000 m
1.007 m
0.997 m
0.984 m
0.964 m
0.950 m
0.949 m
0.946 m
0.947 m
0.919 m
0.911 m
0.944 m
0.929 m
0.906 m
0.906 m
0.884 m
0.870 m
0.861 m
0.841 m
0.839 m
0.834 m
0.827 m
0.820 m
0.819 m
0.827 m
0.847 m
0.889 m
0.913 m
0.961 m
1.010 m
no value

The whole record since 1909, monthly averages

The whole record since 1909, monthly averages 0.5 m 1.0 m 1.5 m Highest 1.63 m Lowest 0.33 m 0.953 m
  • Level
  • Our record
Monthly averages of Lake Isojärvi (Pirkanmaa) from 25 September 1909 to 26 October 2026.
Table: The whole record since 1909, monthly averages
Month startingMonthly average (m)
no value
0.696 m
0.826 m
0.812 m
0.804 m
0.788 m
0.781 m
0.965 m
1.210 m
0.921 m
0.757 m
0.653 m
0.561 m
0.583 m
0.613 m
0.658 m
0.633 m
0.639 m
0.610 m
0.711 m
1.248 m
0.973 m
0.848 m
0.693 m
0.659 m
0.814 m
1.043 m
1.142 m
0.901 m
0.812 m
0.674 m
0.777 m
1.152 m
1.146 m
0.881 m
0.671 m
0.774 m
0.966 m
0.886 m
0.921 m
0.831 m
0.713 m
0.664 m
0.809 m
1.085 m
0.898 m
0.737 m
0.592 m
0.527 m
0.471 m
0.513 m
0.656 m
0.666 m
0.688 m
0.726 m
0.792 m
1.032 m
0.984 m
0.787 m
0.672 m
0.618 m
0.590 m
0.578 m
0.713 m
0.759 m
0.729 m
0.686 m
0.720 m
1.065 m
1.055 m
0.938 m
0.894 m
0.876 m
0.983 m
0.942 m
0.945 m
0.850 m
0.769 m
0.691 m
0.792 m
1.368 m
1.072 m
0.895 m
0.730 m
0.644 m
0.678 m
0.905 m
1.015 m
0.968 m
0.859 m
0.762 m
0.708 m
0.933 m
0.965 m
0.754 m
0.572 m
0.547 m
0.742 m
0.974 m
1.105 m
1.007 m
0.891 m
0.792 m
0.878 m
1.065 m
0.915 m
0.799 m
0.672 m
0.630 m
0.702 m
0.859 m
0.904 m
0.895 m
0.846 m
0.757 m
0.821 m
1.231 m
1.025 m
0.930 m
0.850 m
0.767 m
0.816 m
0.817 m
0.844 m
0.820 m
0.786 m
0.770 m
1.203 m
1.347 m
1.027 m
0.851 m
0.868 m
0.784 m
0.692 m
0.651 m
0.663 m
0.684 m
0.674 m
0.681 m
1.046 m
1.139 m
0.903 m
0.823 m
0.755 m
0.668 m
0.625 m
0.674 m
0.680 m
0.733 m
0.706 m
0.676 m
0.729 m
1.345 m
1.195 m
0.974 m
0.916 m
1.004 m
0.984 m
0.989 m
1.011 m
1.002 m
0.938 m
0.828 m
0.776 m
1.139 m
1.233 m
1.107 m
0.983 m
1.055 m
1.201 m
1.350 m
1.198 m
1.011 m
0.884 m
0.844 m
0.833 m
1.252 m
1.290 m
1.116 m
0.863 m
0.769 m
0.961 m
1.018 m
1.029 m
1.072 m
0.948 m
0.887 m
0.929 m
1.082 m
0.979 m
0.880 m
0.773 m
0.715 m
0.767 m
0.859 m
0.858 m
0.835 m
0.776 m
0.715 m
0.700 m
1.212 m
1.045 m
0.791 m
0.626 m
0.574 m
0.572 m
0.649 m
0.800 m
0.820 m
0.820 m
0.814 m
0.897 m
1.314 m
1.336 m
1.071 m
1.093 m
0.941 m
1.070 m
1.070 m
0.957 m
0.831 m
0.825 m
0.743 m
0.824 m
1.279 m
1.160 m
1.042 m
0.934 m
0.896 m
0.896 m
1.144 m
1.105 m
0.967 m
0.870 m
0.784 m
0.716 m
0.977 m
1.164 m
1.034 m
0.937 m
1.006 m
1.138 m
1.120 m
1.129 m
1.105 m
1.010 m
0.910 m
0.842 m
0.996 m
0.909 m
0.790 m
0.737 m
0.813 m
0.885 m
1.098 m
1.017 m
0.937 m
0.866 m
0.806 m
0.780 m
1.230 m
1.102 m
0.924 m
0.820 m
0.811 m
0.800 m
0.888 m
0.868 m
0.927 m
0.971 m
0.896 m
0.917 m
1.302 m
1.094 m
0.841 m
0.782 m
0.787 m
0.914 m
1.014 m
1.071 m
0.952 m
0.847 m
0.785 m
0.827 m
1.027 m
0.867 m
0.695 m
0.690 m
0.607 m
0.573 m
0.609 m
0.592 m
0.606 m
0.606 m
0.601 m
0.751 m
1.183 m
0.936 m
0.794 m
0.735 m
0.732 m
0.923 m
1.120 m
1.017 m
0.931 m
0.872 m
0.860 m
0.965 m
1.161 m
1.022 m
0.791 m
0.689 m
0.640 m
0.987 m
1.118 m
1.039 m
1.010 m
0.927 m
0.814 m
0.845 m
1.299 m
1.069 m
0.833 m
0.709 m
0.644 m
0.626 m
0.809 m
0.947 m
1.017 m
0.943 m
0.851 m
0.873 m
1.157 m
1.003 m
0.741 m
0.614 m
0.599 m
0.633 m
0.689 m
0.781 m
0.803 m
0.802 m
0.787 m
1.052 m
1.223 m
1.017 m
0.798 m
0.621 m
0.548 m
0.695 m
0.974 m
1.008 m
0.889 m
0.818 m
0.755 m
0.786 m
1.161 m
0.946 m
0.778 m
0.700 m
0.555 m
0.456 m
0.434 m
0.463 m
0.461 m
0.467 m
0.454 m
0.442 m
0.722 m
0.800 m
0.644 m
0.518 m
0.496 m
0.473 m
0.500 m
0.661 m
0.666 m
0.630 m
0.611 m
0.560 m
0.703 m
0.862 m
0.761 m
no value
no value
0.479 m
0.425 m
0.405 m
0.416 m
0.407 m
0.361 m
0.421 m
0.657 m
0.765 m
0.740 m
0.736 m
0.712 m
0.729 m
0.889 m
0.955 m
1.009 m
1.001 m
1.008 m
1.143 m
1.197 m
0.967 m
0.881 m
0.915 m
0.903 m
0.940 m
1.059 m
1.106 m
0.966 m
0.888 m
0.780 m
0.739 m
1.154 m
1.151 m
0.987 m
0.714 m
0.654 m
0.734 m
0.929 m
1.002 m
0.940 m
0.838 m
0.771 m
0.968 m
1.220 m
1.058 m
0.877 m
0.719 m
0.717 m
0.708 m
0.750 m
0.706 m
0.671 m
0.638 m
0.593 m
0.728 m
1.154 m
1.146 m
0.919 m
0.738 m
0.689 m
0.849 m
0.844 m
0.936 m
0.912 m
0.844 m
0.793 m
0.802 m
1.079 m
1.055 m
0.916 m
0.691 m
0.546 m
0.481 m
0.478 m
0.518 m
0.560 m
0.573 m
0.535 m
0.885 m
1.105 m
0.986 m
0.875 m
0.863 m
0.885 m
0.930 m
1.003 m
0.940 m
0.942 m
0.875 m
0.839 m
1.017 m
1.086 m
0.894 m
0.737 m
0.677 m
0.607 m
0.555 m
0.582 m
0.662 m
0.705 m
0.656 m
0.627 m
0.931 m
1.091 m
1.004 m
0.863 m
0.690 m
0.605 m
0.726 m
0.897 m
1.016 m
0.946 m
0.835 m
0.759 m
0.848 m
1.242 m
0.980 m
0.825 m
0.665 m
0.548 m
0.447 m
0.394 m
0.475 m
0.605 m
0.668 m
0.656 m
0.758 m
1.083 m
1.061 m
0.931 m
0.861 m
0.935 m
0.944 m
0.950 m
0.905 m
0.905 m
0.878 m
0.817 m
1.060 m
1.142 m
0.899 m
0.766 m
0.834 m
0.899 m
0.811 m
0.718 m
0.639 m
0.584 m
0.509 m
0.466 m
0.458 m
0.608 m
0.626 m
0.593 m
0.646 m
0.696 m
0.886 m
1.194 m
1.093 m
1.031 m
0.938 m
0.821 m
0.718 m
1.098 m
1.119 m
0.904 m
0.735 m
0.718 m
0.837 m
1.115 m
1.211 m
1.062 m
0.881 m
0.745 m
0.655 m
1.126 m
0.942 m
0.767 m
0.632 m
0.616 m
0.665 m
0.727 m
0.727 m
0.745 m
0.737 m
0.704 m
0.717 m
1.173 m
1.015 m
0.800 m
0.707 m
0.780 m
0.806 m
0.952 m
0.893 m
0.899 m
0.814 m
0.727 m
0.633 m
1.098 m
1.000 m
0.786 m
0.662 m
0.548 m
0.477 m
0.488 m
0.521 m
0.542 m
0.547 m
0.557 m
0.762 m
1.125 m
0.927 m
0.738 m
0.591 m
0.543 m
0.468 m
0.539 m
0.589 m
0.597 m
0.579 m
0.530 m
0.626 m
1.141 m
1.013 m
0.890 m
0.790 m
0.691 m
0.599 m
0.599 m
0.787 m
1.013 m
0.990 m
1.000 m
1.072 m
1.323 m
1.133 m
1.025 m
1.150 m
1.139 m
0.990 m
1.011 m
1.011 m
0.986 m
0.989 m
0.945 m
1.088 m
1.287 m
1.101 m
1.102 m
1.076 m
1.183 m
1.119 m
1.175 m
1.076 m
0.974 m
0.905 m
0.819 m
0.816 m
1.183 m
1.032 m
0.923 m
0.833 m
0.889 m
1.090 m
1.116 m
1.024 m
0.938 m
0.868 m
0.785 m
0.794 m
1.127 m
1.085 m
0.911 m
0.788 m
0.739 m
0.738 m
0.751 m
0.870 m
0.982 m
0.962 m
0.884 m
0.925 m
1.117 m
0.972 m
0.872 m
0.796 m
0.724 m
0.685 m
0.731 m
0.770 m
0.760 m
0.730 m
0.714 m
0.731 m
1.322 m
1.187 m
0.948 m
0.868 m
0.812 m
0.855 m
0.997 m
1.095 m
1.029 m
0.912 m
0.872 m
1.021 m
1.243 m
1.062 m
0.852 m
0.723 m
0.732 m
0.809 m
1.112 m
1.066 m
0.933 m
0.851 m
0.787 m
1.065 m
1.293 m
1.039 m
0.849 m
0.718 m
0.662 m
0.646 m
0.766 m
0.882 m
0.861 m
0.828 m
0.771 m
0.795 m
1.254 m
1.107 m
0.969 m
0.825 m
0.755 m
0.846 m
0.959 m
1.095 m
1.008 m
0.921 m
0.855 m
0.836 m
1.384 m
1.163 m
0.981 m
0.957 m
0.882 m
0.824 m
0.884 m
0.997 m
1.037 m
1.088 m
1.012 m
0.974 m
1.225 m
1.086 m
0.876 m
0.820 m
0.811 m
no value
0.780 m
0.809 m
0.822 m
0.764 m
0.726 m
0.824 m
1.299 m
1.220 m
1.039 m
0.971 m
1.020 m
0.926 m
0.912 m
1.047 m
1.064 m
1.000 m
0.912 m
0.925 m
1.148 m
1.144 m
0.973 m
0.822 m
0.737 m
0.704 m
0.783 m
0.836 m
0.812 m
0.842 m
0.866 m
0.965 m
1.209 m
1.153 m
1.119 m
1.200 m
1.103 m
1.183 m
1.260 m
1.238 m
1.206 m
1.089 m
0.986 m
0.977 m
1.195 m
1.127 m
1.006 m
0.839 m
0.745 m
0.689 m
0.662 m
0.706 m
0.719 m
0.689 m
0.640 m
0.671 m
1.038 m
1.119 m
1.054 m
1.059 m
0.988 m
0.972 m
0.994 m
1.117 m
1.129 m
1.079 m
1.038 m
1.059 m
1.446 m
1.210 m
1.058 m
1.006 m
0.937 m
1.088 m
1.252 m
1.126 m
1.026 m
0.922 m
0.835 m
0.893 m
1.154 m
1.140 m
1.011 m
0.874 m
0.918 m
0.998 m
1.041 m
1.085 m
1.029 m
0.966 m
0.876 m
0.858 m
1.242 m
1.173 m
1.068 m
1.178 m
1.114 m
1.109 m
1.104 m
1.287 m
1.215 m
1.083 m
0.949 m
0.879 m
1.071 m
1.046 m
0.939 m
0.832 m
0.797 m
0.858 m
1.027 m
1.168 m
1.161 m
1.069 m
0.927 m
0.926 m
1.225 m
1.314 m
1.290 m
1.215 m
1.182 m
1.169 m
1.316 m
1.254 m
1.075 m
0.908 m
0.797 m
0.892 m
1.332 m
1.159 m
0.990 m
0.854 m
0.852 m
0.769 m
0.830 m
1.163 m
1.277 m
1.129 m
0.902 m
0.979 m
1.163 m
1.146 m
0.984 m
0.857 m
0.760 m
0.812 m
0.881 m
0.888 m
0.903 m
0.881 m
0.822 m
1.041 m
1.318 m
1.044 m
1.012 m
1.007 m
0.949 m
1.151 m
1.222 m
1.076 m
0.953 m
0.831 m
0.707 m
0.704 m
1.131 m
1.186 m
1.028 m
0.959 m
0.953 m
1.003 m
1.105 m
1.104 m
1.043 m
0.961 m
0.878 m
0.905 m
1.353 m
1.262 m
1.045 m
0.997 m
1.158 m
1.198 m
1.325 m
1.270 m
1.029 m
0.898 m
0.797 m
0.776 m
1.109 m
1.272 m
1.157 m
1.117 m
1.213 m
1.296 m
1.088 m
0.992 m
0.948 m
0.926 m
0.880 m
1.021 m
1.485 m
1.227 m
1.028 m
0.954 m
1.004 m
1.157 m
1.076 m
0.987 m
0.939 m
0.965 m
1.043 m
1.221 m
1.230 m
1.065 m
0.987 m
0.995 m
0.895 m
0.853 m
0.955 m
0.980 m
0.983 m
1.181 m
1.270 m
1.266 m
1.170 m
1.102 m
1.047 m
0.985 m
0.946 m
0.917 m
0.953 m
0.994 m
1.010 m
0.977 m
0.923 m
1.111 m
1.200 m
1.205 m
1.134 m
1.067 m
0.990 m
1.074 m
1.184 m
1.152 m
1.033 m
0.939 m
0.929 m
1.057 m
1.259 m
1.032 m
0.886 m
0.837 m
0.937 m
1.015 m
1.178 m
1.262 m
1.107 m
0.971 m
0.862 m
0.871 m
1.116 m
1.033 m
0.949 m
1.005 m
1.058 m
1.040 m
1.022 m
0.979 m
0.969 m
0.926 m
0.889 m
1.156 m
1.335 m
1.176 m
0.997 m
0.827 m
0.780 m
0.893 m
1.037 m
1.089 m
1.106 m
1.098 m
1.071 m
1.054 m
1.321 m
1.162 m
0.932 m
0.789 m
0.735 m
0.752 m
0.766 m
0.775 m
0.741 m
0.698 m
0.665 m
0.699 m
1.059 m
0.993 m
1.167 m
0.978 m
0.786 m
0.736 m
0.959 m
1.163 m
1.063 m
0.981 m
1.000 m
1.014 m
1.200 m
1.095 m
0.992 m
0.892 m
0.813 m
0.856 m
0.915 m
0.967 m
0.976 m
1.008 m
1.010 m
1.036 m
1.362 m
1.195 m
1.125 m
1.122 m
1.151 m
1.090 m
1.163 m
1.072 m
1.056 m
1.028 m
0.991 m
1.162 m
1.315 m
1.149 m
0.968 m
0.800 m
0.733 m
0.821 m
0.875 m
0.965 m
1.073 m
1.077 m
1.029 m
1.169 m
1.292 m
1.063 m
0.946 m
0.913 m
0.809 m
0.729 m
0.941 m
1.165 m
1.110 m
1.011 m
0.968 m
1.091 m
1.221 m
1.162 m
1.032 m
1.032 m
0.932 m
0.979 m
1.108 m
1.070 m
0.933 m
0.979 m
1.000 m
1.164 m
1.270 m
1.072 m
1.008 m
0.848 m
0.715 m
0.658 m
0.666 m
0.685 m
0.665 m
0.641 m
0.640 m
0.692 m
1.044 m
1.094 m
0.995 m
0.891 m
0.817 m
0.889 m
0.987 m
1.050 m
1.004 m
1.002 m
0.995 m
1.099 m
1.165 m
1.103 m
1.075 m
1.194 m
1.069 m
1.097 m
1.063 m
1.118 m
1.207 m
1.207 m
1.120 m
1.106 m
1.127 m
1.089 m
1.007 m
0.966 m
0.898 m
0.832 m
0.871 m
1.065 m
0.977 m
0.898 m
0.807 m
0.919 m
1.208 m
1.048 m
0.925 m
0.803 m
0.786 m
0.873 m
1.204 m
1.475 m
1.264 m
1.163 m
1.044 m
1.084 m
1.069 m
0.963 m
0.905 m
0.936 m
0.874 m
0.878 m
0.956 m
1.117 m
1.178 m
1.173 m
1.128 m
1.331 m
1.219 m
1.035 m
0.983 m
1.059 m
1.135 m
1.091 m
1.315 m
1.327 m
1.184 m
1.068 m
0.996 m
0.999 m
1.088 m
1.011 m
0.964 m
0.960 m
0.879 m
0.848 m
0.876 m
0.989 m
0.958 m
0.913 m
0.883 m
1.195 m
1.288 m
1.148 m
1.005 m
0.838 m
0.824 m
0.830 m
0.906 m
0.944 m
0.937 m
0.922 m
0.870 m
1.069 m
1.217 m
1.052 m
0.985 m
0.915 m
0.959 m
1.113 m
1.067 m
1.173 m
1.288 m
1.122 m
1.033 m
1.178 m
1.396 m
1.145 m
1.097 m
1.029 m
0.958 m
1.212 m
1.276 m
1.162 m
1.066 m
1.007 m
0.955 m
1.042 m
1.257 m
1.050 m
0.957 m
0.899 m
0.855 m
0.840 m
1.067 m
1.158 m
1.219 m
1.067 m
1.012 m
1.000 m
0.995 m
0.964 m
0.908 m
0.817 m
0.799 m
0.832 m
0.922 m
0.981 m
1.047 m
1.029 m
1.092 m
1.229 m
1.250 m
1.120 m
0.972 m
0.872 m
0.785 m
0.729 m
0.746 m
1.033 m
1.079 m
1.063 m
1.034 m
1.161 m
1.184 m
1.030 m
1.077 m
1.048 m
0.954 m
0.871 m
0.853 m
0.959 m
0.978 m
0.934 m
0.898 m
0.990 m
1.071 m
1.002 m
0.988 m
0.958 m
0.949 m
1.113 m
1.240 m
1.304 m
1.255 m
1.173 m
1.041 m
no value
no value
1.002 m
0.919 m
0.803 m
0.751 m
0.726 m
0.777 m
0.800 m
0.839 m
0.863 m
0.890 m
1.120 m
1.190 m
1.070 m
0.916 m
0.807 m
0.787 m
0.810 m
0.953 m
1.271 m
1.308 m
1.260 m
1.258 m
1.154 m
1.069 m
0.947 m
0.903 m
0.830 m
0.783 m
0.804 m
0.980 m
1.132 m
1.163 m
1.080 m
1.043 m
1.298 m
1.277 m
1.187 m
0.997 m
0.917 m
0.966 m
0.980 m
1.140 m
1.066 m
0.994 m
0.995 m
1.016 m
1.207 m
1.419 m
1.242 m
1.043 m
0.921 m
0.823 m
0.833 m
0.900 m
0.926 m
1.027 m
1.101 m
1.049 m
1.159 m
1.285 m
1.050 m
0.897 m
no value
0.925 m
1.096 m
1.243 m
no value
1.023 m
0.982 m
1.068 m
1.372 m
1.276 m
1.031 m
0.922 m
0.860 m
0.915 m
1.060 m
1.067 m
1.209 m
1.187 m
1.144 m
1.115 m
1.156 m
1.073 m
0.997 m
1.079 m
0.930 m
0.873 m
0.870 m
0.994 m
1.158 m
1.115 m
0.981 m
0.958 m
0.993 m
0.949 m
0.925 m
0.885 m
0.836 m
0.834 m
0.953 m

Same date in past years

26 October in the last 10 years

DayLevelAgainst the normal range for the date
0.86 m
1.06 m
1.16 m
0.85 m
1.06 m
0.84 m
0.85 m
0.75 m
1.18 m
0.85 m

Year by year

The lowest and highest daily value of each year

The lowest and highest daily value of each year 0.5 m 1.0 m 1.5 m Lowest 0.33 m, 1942 Highest 1.63 m, 1988
  • Each year, lowest to highest
  • The year so far
  • Lowest in our series
  • Highest in our series
The lowest and highest daily value of Lake Isojärvi (Pirkanmaa) in each year from 1910 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily value in our series since 25 September 1909 was 0.33 m, on 6 April 1942 and 1 other day. The highest was 1.63 m, on 12 May 1988 and 2 other days.
Table: The lowest and highest daily value of each year
YearLowest daily value (m)DayHighest daily value (m)DayDays with a value
0.54 m1.35 m365
0.58 m1.39 m365
0.61 m1.24 m366
0.46 m1.17 m365
0.55 m1.07 m365
0.64 m1.11 m365
0.59 m1.50 m366
0.50 m1.12 m365
0.61 m1.12 m365
0.70 m1.28 m365
0.63 m1.50 m366
0.61 m1.24 m365
0.66 m1.41 m365
0.77 m1.37 m365
0.74 m1.48 m366
0.70 m1.11 m365
0.54 m1.26 m365
0.80 m1.48 m365
0.70 m1.37 m366
0.70 m1.24 m365
0.70 m1.15 m365
0.74 m1.28 m365
0.73 m1.42 m366
0.56 m1.06 m365
0.58 m1.28 m365
0.62 m1.19 m365
0.60 m1.37 m366
0.56 m1.18 m365
0.51 m1.30 m365
0.40 m1.24 m365
0.43 m0.85 m366
0.39 m0.87 m321
0.33 m1.02 m365
0.82 m1.32 m365
0.62 m1.25 m366
0.68 m1.32 m365
0.57 m1.20 m365
0.46 m1.11 m365
0.50 m1.16 m366
0.52 m1.17 m365
0.59 m1.22 m365
0.36 m1.34 m365
0.53 m1.12 m366
0.60 m1.28 m365
0.44 m1.27 m365
0.68 m1.41 m365
0.58 m1.28 m366
0.67 m1.29 m365
0.46 m1.25 m365
0.44 m1.22 m365
0.48 m1.22 m366
0.97 m1.36 m365
0.90 m1.41 m365
0.72 m1.23 m365
0.71 m1.20 m366
0.66 m1.17 m365
0.70 m1.47 m365
0.71 m1.28 m365
0.63 m1.32 m366
0.69 m1.31 m365
0.79 m1.55 m365
0.77 m1.30 m331
0.69 m1.37 m366
0.70 m1.20 m365
0.81 m1.34 m365
0.66 m1.27 m365
0.61 m1.14 m366
0.93 m1.51 m365
0.80 m1.20 m365
0.84 m1.32 m365
0.74 m1.27 m366
0.87 m1.41 m365
0.75 m1.43 m365
0.74 m1.31 m365
0.79 m1.42 m366
0.68 m1.25 m365
0.85 m1.39 m365
0.76 m1.40 m365
0.86 m1.63 m366
0.84 m1.37 m365
0.91 m1.34 m365
0.90 m1.25 m365
0.82 m1.34 m366
0.83 m1.20 m365
0.76 m1.51 m365
0.71 m1.38 m365
0.62 m1.31 m366
0.79 m1.26 m365
0.96 m1.43 m365
0.72 m1.46 m365
0.72 m1.46 m366
0.83 m1.29 m365
0.62 m1.35 m365
0.63 m1.12 m365
0.99 m1.29 m366
0.81 m1.25 m365
0.72 m1.60 m365
0.84 m1.31 m365
0.95 m1.44 m366
0.84 m1.27 m365
0.80 m1.36 m365
0.85 m1.32 m365
0.92 m1.52 m366
0.82 m1.36 m365
0.79 m1.26 m365
0.70 m1.30 m365
0.82 m1.31 m366
provisional0.89 m1.33 m365
provisional0.72 m1.44 m310
provisional0.77 m1.35 m365
provisional0.77 m1.33 m366
provisional0.88 m1.39 m365
provisional0.80 m1.49 m365
provisional0.84 m1.38 m342
provisional0.81 m1.49 m359
provisional0.84 m1.23 m364
so far, provisional0.80 m1.19 m299

Each year from January to December, weekly averages

Each year from January to December, weekly averages 1.0 m 1.5 m 1988, highest day 2026 so far
  • The year so far
  • , the year before
  • Year of the highest day in our series
  • Other years
  • Normal range for the week
The weekly averages of Lake Isojärvi (Pirkanmaa) in each year from 1986 to 2025 with a value in at least 26 weeks, and in 2026 so far, on one axis from January to December, with the normal range for each week. The highest daily value in our series since 25 September 1909 was in 1988. Each week is 7 days counted from 1 January (in a leap year, the weeks after 29 February start a day earlier), the last to 31 December.
Table: Each year from January to December, weekly averages
Week so far Weekly average (m), highest day Weekly average (m)Normal range (m)
to 1.179 m0.950 m0.670 m to 1.180 m
to 1.141 m0.950 m0.670 m to 1.170 m
to 1.103 m0.950 m0.670 m to 1.160 m
to 1.067 m0.947 m0.660 m to 1.150 m
to 1.037 m0.940 m0.660 m to 1.130 m
to 1.003 m0.939 m0.660 m to 1.110 m
to 0.974 m0.930 m0.660 m to 1.090 m
to 0.953 m0.914 m0.650 m to 1.070 m
to 0.950 m0.896 m0.650 m to 1.060 m
to 0.937 m0.890 m0.640 m to 1.050 m
to 0.940 m0.890 m0.640 m to 1.030 m
to 0.973 m0.877 m0.630 m to 1.030 m
to 0.994 m0.860 m0.630 m to 1.040 m
to 1.003 m0.891 m0.640 m to 1.070 m
to 1.004 m0.957 m0.650 m to 1.150 m
to 0.993 m1.039 m0.670 m to 1.240 m
to 0.977 m1.151 m0.720 m to 1.340 m
to 0.954 m1.234 m0.830 m to 1.380 m
to 0.949 m1.567 m1.000 m to 1.390 m
to 0.947 m1.600 m1.050 m to 1.370 m
to 0.950 m1.501 m1.030 m to 1.344 m
to 0.936 m1.406 m1.010 m to 1.294 m
to 0.909 m1.331 m0.970 m to 1.240 m
to 0.926 m1.229 m0.930 m to 1.210 m
to 0.946 m1.166 m0.880 m to 1.180 m
to 0.914 m1.139 m0.850 m to 1.140 m
to 0.907 m1.096 m0.820 m to 1.110 m
to 0.899 m1.051 m0.780 m to 1.080 m
to 0.879 m1.009 m0.750 m to 1.070 m
to 0.863 m0.981 m0.720 m to 1.070 m
to 0.854 m0.967 m0.700 m to 1.070 m
to 0.840 m0.953 m0.680 m to 1.070 m
to 0.837 m0.951 m0.660 m to 1.050 m
to 0.831 m0.959 m0.630 m to 1.050 m
to 0.821 m0.943 m0.610 m to 1.060 m
to 0.816 m0.936 m0.600 m to 1.050 m
to 0.823 m0.954 m0.590 m to 1.040 m
to 0.836 m1.040 m0.580 m to 1.050 m
to 0.866 m1.077 m0.570 m to 1.060 m
to 0.897 m1.136 m0.570 m to 1.079 m
to 0.931 m1.163 m0.580 m to 1.109 m
to 0.986 m1.167 m0.580 m to 1.130 m
to no value1.151 m0.581 m to 1.160 m
to no value1.151 m0.590 m to 1.170 m
to no value1.107 m0.600 m to 1.180 m
to no value1.081 m0.610 m to 1.200 m
to no value1.050 m0.614 m to 1.210 m
to no value1.033 m0.631 m to 1.220 m
to no value1.011 m0.660 m to 1.210 m
to no value0.994 m0.670 m to 1.200 m
to no value0.981 m0.680 m to 1.200 m
to no value0.963 m0.680 m to 1.200 m
Every year
YearDays with a valueDays below the normal range
to 29937
3640
3590
3420
3650
3650
3660
3650
3100
3650
3660
3650
36524
3650
3660
3650
3650
3650
3660
3652
3650
3650
3660
36547
3653
3650
3660
3650
3650
3650
3665
3650
3650
3650
3660
3650
3650
3650
3660
3650
3650
36510
3660
3650
3650
3650
3660
3650
3650
3650
36620
3650
3650
3650
3660
3310
3650
3650
3660
3650
3650
3650
3660
3650
3650
3650
366135
365284
365153
3650
36662
36520
365227
36569
36633
365132
36527
365136
36698
365124
36577
3650
3661
3651
365203
321279
366349
365121
36553
36573
3660
3650
365121
365126
3660
3650
36537
36523
3660
3650
36585
3650
3665
3658
3650
36530
36621
3650
36520
36598
3660
3657
36556
365206
3661
365124
36596
980

How it compares

That is within the normal range for the date.

Records

  • Highest daily value in our series since 25 September 1909: 1.63 m on 12 May 1988.
  • Lowest daily value in our series since 25 September 1909: 0.33 m on 6 April 1942.

About this lake

Lake Isojärvi (Pirkanmaa) is a lake in Pirkanmaa, Finland.

It lies at 61.6639° N, 25.1664° E.

Its readings come from the Finnish Environment Institute (Syke).

Syke publishes its daily water levels before it has checked them: the newest values are provisional.

The newest value is provisional: the source may still correct it.

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