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Lake Köyliönjärvi water level today

Is Lake Köyliönjärvi within its normal range for the date?

Lake Köyliönjärvi stood at 1.35 m on .

Water level now

within the normal range for the date

1.35 m

Provisional

within the normal range for the date

1.35 mNormal for the date0.96 m to 1.41 mMedian 1.18 m
The normal range for 27 October is 0.96 m to 1.41 m: the 10th to 90th percentile of the daily values from 20 October to 3 November in 55 years between 1970 and 2025.
Table: where the water stands
LevelValue
Newest reading1.35 m,
Normal range for the date0.96 m to 1.41 m
Median for the date1.18 m
Past day
+0.01 m
Past week
+0.01 m

The gauge reads the height of the water above a fixed zero, not the depth of the lake. Its zero lies at 39.89 m above N2000 (the Finnish height system of the year 2000).

Level history

within the normal range for the date

On Lake Köyliönjärvi stood at 1.34 m.

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

The last 90 days, against the normal range for each day 0.8 m 1.0 m 1.2 m 1.4 m Lowest 0.76 m 1.340 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
  • Our record
Daily values of Lake Köyliönjärvi 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
1.320 m0.940 m to 1.241 m1.070 m1.140 m
1.320 m0.940 m to 1.251 m1.070 m1.130 m
1.320 m0.930 m to 1.260 m1.070 m1.130 m
1.310 m0.930 m to 1.270 m1.070 m1.130 m
1.300 m0.929 m to 1.270 m1.070 m1.130 m
1.290 m0.920 m to 1.270 m1.070 m1.120 m
1.290 m0.920 m to 1.280 m1.060 m1.120 m
1.280 m0.920 m to 1.280 m1.060 m1.120 m
1.270 m0.920 m to 1.290 m1.060 m1.120 m
1.270 m0.920 m to 1.290 m1.060 m1.120 m
1.260 m0.920 m to 1.291 m1.060 m1.120 m
1.250 m0.920 m to 1.300 m1.060 m1.110 m
1.250 m0.920 m to 1.300 m1.060 m1.110 m
1.260 m0.920 m to 1.300 m1.060 m1.110 m
1.260 m0.920 m to 1.300 m1.060 m1.100 m
1.250 m0.920 m to 1.300 m1.060 m1.100 m
1.250 m0.920 m to 1.300 m1.060 m1.100 m
1.240 m0.920 m to 1.300 m1.060 m1.100 m
1.240 m0.920 m to 1.300 m1.060 m1.100 m
1.230 m0.920 m to 1.300 m1.060 m1.110 m
1.230 m0.920 m to 1.300 m1.060 m1.100 m
1.230 m0.920 m to 1.300 m1.060 m1.100 m
1.220 m0.920 m to 1.300 m1.070 m1.100 m
1.220 m0.920 m to 1.300 m1.070 m1.090 m
1.210 m0.920 m to 1.300 m1.070 m1.100 m
1.210 m0.920 m to 1.300 m1.070 m1.100 m
1.220 m0.920 m to 1.300 m1.070 m1.100 m
1.210 m0.920 m to 1.319 m1.070 m1.100 m
1.200 m0.921 m to 1.330 m1.070 m1.090 m
1.200 m0.930 m to 1.330 m1.070 m1.090 m
1.190 m0.930 m to 1.340 m1.070 m1.090 m
1.190 m0.930 m to 1.350 m1.070 m1.090 m
1.190 m0.930 m to 1.350 m1.070 m1.100 m
1.190 m0.930 m to 1.350 m1.070 m1.100 m
1.180 m0.930 m to 1.350 m1.060 m1.100 m
1.180 m0.930 m to 1.350 m1.060 m1.100 m
1.180 m0.930 m to 1.350 m1.060 m1.100 m
1.170 m0.920 m to 1.350 m1.060 m1.100 m
1.170 m0.920 m to 1.350 m1.060 m1.100 m
1.170 m0.911 m to 1.350 m1.060 m1.100 m
1.170 m0.910 m to 1.350 m1.060 m1.100 m
1.160 m0.910 m to 1.350 m1.060 m1.100 m
1.170 m0.910 m to 1.340 m1.060 m1.100 m
1.180 m0.910 m to 1.340 m1.060 m1.100 m
1.180 m0.910 m to 1.340 m1.060 m1.090 m
1.170 m0.910 m to 1.340 m1.060 m1.090 m
1.170 m0.910 m to 1.330 m1.060 m1.100 m
1.170 m0.900 m to 1.330 m1.060 m1.100 m
1.170 m0.900 m to 1.330 m1.060 m1.100 m
1.170 m0.900 m to 1.330 m1.060 m1.120 m
1.170 m0.900 m to 1.330 m1.060 m1.130 m
1.170 m0.900 m to 1.330 m1.060 m1.150 m
1.180 m0.900 m to 1.330 m1.070 m1.150 m
1.180 m0.900 m to 1.330 m1.070 m1.160 m
1.180 m0.890 m to 1.330 m1.070 m1.170 m
1.180 m0.890 m to 1.330 m1.065 m1.180 m
1.180 m0.890 m to 1.330 m1.070 m1.190 m
1.180 m0.890 m to 1.330 m1.070 m1.190 m
1.180 m0.890 m to 1.330 m1.070 m1.190 m
1.180 m0.890 m to 1.330 m1.070 m1.200 m
1.190 m0.890 m to 1.330 m1.070 m1.200 m
1.190 m0.890 m to 1.330 m1.070 m1.200 m
1.180 m0.890 m to 1.330 m1.070 m1.190 m
1.180 m0.890 m to 1.330 m1.070 m1.190 m
1.180 m0.900 m to 1.339 m1.070 m1.190 m
1.180 m0.900 m to 1.340 m1.070 m1.190 m
1.180 m0.900 m to 1.349 m1.080 m1.180 m
1.180 m0.900 m to 1.350 m1.080 m1.180 m
1.180 m0.920 m to 1.359 m1.085 m1.180 m
1.190 m0.920 m to 1.360 m1.090 m1.180 m
1.190 m0.930 m to 1.360 m1.095 m1.180 m
1.190 m0.930 m to 1.360 m1.100 m1.180 m
1.220 m0.940 m to 1.369 m1.100 m1.190 m
1.260 m0.940 m to 1.389 m1.105 m1.200 m
1.270 m0.950 m to 1.399 m1.110 m1.210 m
1.270 m0.950 m to 1.409 m1.110 m1.210 m
1.280 m0.950 m to 1.410 m1.110 m1.200 m
1.280 m0.950 m to 1.410 m1.110 m1.200 m
1.280 m0.950 m to 1.420 m1.120 m1.200 m
1.280 m0.950 m to 1.420 m1.120 m1.200 m
1.310 m0.950 m to 1.420 m1.120 m1.200 m
1.330 m0.950 m to 1.420 m1.130 m1.190 m
1.340 m0.950 m to 1.418 m1.130 m1.190 m
1.340 m0.950 m to 1.410 m1.140 m1.190 m
1.340 m0.950 m to 1.410 m1.150 m1.190 m
1.340 m0.950 m to 1.410 m1.150 m1.180 m
1.340 m0.954 m to 1.410 m1.150 m1.190 m
1.340 m0.960 m to 1.410 m1.160 m1.190 m
1.340 m0.960 m to 1.410 m1.170 m1.190 m
1.340 m0.960 m to 1.410 m1.180 m1.200 m

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

The last 12 months, against the normal range for each day 1.0 m 1.5 m Lowest 0.76 m 1.340 m
  • Level
  • Below the normal range
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • Our record
Daily values of Lake Köyliönjärvi 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
1.200 m0.960 m to 1.410 m1.180 m
1.240 m0.960 m to 1.410 m1.180 m
1.250 m0.960 m to 1.410 m1.180 m
1.260 m0.960 m to 1.410 m1.180 m
1.260 m0.960 m to 1.410 m1.180 m
1.270 m0.960 m to 1.410 m1.180 m
1.280 m0.960 m to 1.410 m1.180 m
1.280 m0.960 m to 1.404 m1.180 m
1.290 m0.960 m to 1.400 m1.180 m
1.290 m0.960 m to 1.400 m1.190 m
1.300 m0.966 m to 1.400 m1.190 m
1.310 m0.970 m to 1.400 m1.190 m
1.310 m0.970 m to 1.400 m1.200 m
1.320 m0.970 m to 1.394 m1.200 m
1.320 m0.970 m to 1.390 m1.210 m
1.330 m0.970 m to 1.390 m1.220 m
1.320 m0.970 m to 1.390 m1.220 m
1.320 m0.970 m to 1.390 m1.230 m
1.350 m0.970 m to 1.390 m1.240 m
1.360 m0.970 m to 1.400 m1.240 m
1.370 m0.970 m to 1.424 m1.240 m
1.380 m0.970 m to 1.434 m1.250 m
1.380 m0.970 m to 1.450 m1.250 m
1.380 m0.976 m to 1.454 m1.250 m
1.380 m0.980 m to 1.460 m1.260 m
1.380 m0.990 m to 1.480 m1.260 m
1.380 m1.000 m to 1.504 m1.260 m
1.370 m1.000 m to 1.540 m1.260 m
1.370 m1.000 m to 1.570 m1.260 m
1.370 m1.000 m to 1.580 m1.260 m
1.370 m1.000 m to 1.584 m1.260 m
1.350 m1.010 m to 1.590 m1.260 m
1.350 m1.026 m to 1.590 m1.260 m
1.350 m1.030 m to 1.600 m1.260 m
1.350 m1.040 m to 1.600 m1.260 m
1.350 m1.040 m to 1.600 m1.260 m
1.360 m1.040 m to 1.600 m1.260 m
1.360 m1.040 m to 1.590 m1.260 m
1.360 m1.040 m to 1.590 m1.260 m
1.370 m1.040 m to 1.590 m1.270 m
1.360 m1.040 m to 1.590 m1.270 m
1.370 m1.040 m to 1.580 m1.270 m
1.380 m1.040 m to 1.580 m1.270 m
1.400 m1.040 m to 1.580 m1.270 m
1.420 m1.040 m to 1.580 m1.270 m
1.430 m1.046 m to 1.580 m1.280 m
1.440 m1.050 m to 1.574 m1.280 m
1.450 m1.050 m to 1.574 m1.280 m
1.440 m1.050 m to 1.570 m1.280 m
1.440 m1.050 m to 1.570 m1.280 m
1.440 m1.050 m to 1.560 m1.280 m
1.450 m1.050 m to 1.560 m1.280 m
1.450 m1.050 m to 1.560 m1.280 m
1.470 m1.050 m to 1.560 m1.270 m
1.470 m1.050 m to 1.560 m1.270 m
1.480 m1.050 m to 1.550 m1.270 m
1.480 m1.056 m to 1.550 m1.270 m
1.470 m1.060 m to 1.540 m1.260 m
1.470 m1.060 m to 1.530 m1.260 m
1.460 m1.060 m to 1.520 m1.260 m
1.450 m1.051 m to 1.520 m1.250 m
1.440 m1.051 m to 1.520 m1.250 m
1.440 m1.051 m to 1.520 m1.250 m
1.430 m1.051 m to 1.530 m1.250 m
1.420 m1.050 m to 1.530 m1.250 m
1.410 m1.050 m to 1.540 m1.250 m
1.400 m1.050 m to 1.540 m1.250 m
1.400 m1.050 m to 1.550 m1.250 m
1.390 m1.050 m to 1.550 m1.250 m
1.380 m1.050 m to 1.550 m1.250 m
1.370 m1.050 m to 1.550 m1.250 m
1.360 m1.040 m to 1.550 m1.240 m
1.350 m1.040 m to 1.556 m1.240 m
1.350 m1.040 m to 1.560 m1.240 m
1.340 m1.036 m to 1.570 m1.240 m
1.330 m1.030 m to 1.574 m1.240 m
1.320 m1.030 m to 1.580 m1.230 m
1.310 m1.030 m to 1.580 m1.230 m
1.310 m1.030 m to 1.584 m1.220 m
1.300 m1.030 m to 1.590 m1.220 m
1.290 m1.030 m to 1.590 m1.220 m
1.290 m1.020 m to 1.590 m1.220 m
1.280 m1.020 m to 1.594 m1.210 m
1.280 m1.020 m to 1.600 m1.210 m
1.270 m1.020 m to 1.600 m1.210 m
1.260 m1.020 m to 1.594 m1.210 m
1.260 m1.010 m to 1.590 m1.210 m
1.250 m1.010 m to 1.590 m1.200 m
1.240 m1.010 m to 1.590 m1.200 m
1.240 m1.000 m to 1.584 m1.200 m
1.230 m1.000 m to 1.580 m1.200 m
1.220 m0.990 m to 1.580 m1.200 m
1.220 m0.990 m to 1.574 m1.200 m
1.210 m0.990 m to 1.570 m1.190 m
1.210 m0.980 m to 1.560 m1.190 m
1.200 m0.980 m to 1.550 m1.190 m
1.190 m0.980 m to 1.540 m1.190 m
1.190 m0.980 m to 1.530 m1.190 m
1.190 m0.970 m to 1.530 m1.180 m
1.180 m0.970 m to 1.520 m1.180 m
1.180 m0.970 m to 1.520 m1.180 m
1.170 m0.970 m to 1.510 m1.180 m
1.170 m0.970 m to 1.510 m1.180 m
1.170 m0.963 m to 1.507 m1.180 m
1.160 m0.960 m to 1.490 m1.170 m
1.160 m0.960 m to 1.490 m1.170 m
1.150 m0.960 m to 1.490 m1.170 m
1.150 m0.960 m to 1.480 m1.170 m
1.150 m0.960 m to 1.480 m1.170 m
1.150 m0.960 m to 1.480 m1.170 m
1.140 m0.960 m to 1.480 m1.170 m
1.140 m0.960 m to 1.480 m1.170 m
1.140 m0.960 m to 1.479 m1.170 m
1.130 m0.951 m to 1.479 m1.165 m
1.130 m0.950 m to 1.470 m1.160 m
1.130 m0.950 m to 1.470 m1.160 m
1.130 m0.950 m to 1.470 m1.160 m
1.120 m0.950 m to 1.469 m1.155 m
1.120 m0.950 m to 1.460 m1.150 m
1.130 m0.950 m to 1.460 m1.150 m
1.120 m0.950 m to 1.460 m1.150 m
1.120 m0.950 m to 1.460 m1.150 m
1.120 m0.950 m to 1.450 m1.150 m
1.120 m0.950 m to 1.450 m1.150 m
1.130 m0.950 m to 1.450 m1.150 m
1.140 m0.950 m to 1.450 m1.150 m
1.160 m0.950 m to 1.450 m1.150 m
1.160 m0.941 m to 1.450 m1.160 m
1.170 m0.940 m to 1.460 m1.160 m
1.180 m0.940 m to 1.460 m1.160 m
1.180 m0.940 m to 1.460 m1.160 m
1.180 m0.940 m to 1.469 m1.160 m
1.180 m0.940 m to 1.470 m1.160 m
1.170 m0.940 m to 1.470 m1.160 m
1.170 m0.940 m to 1.470 m1.160 m
1.170 m0.940 m to 1.470 m1.160 m
1.180 m0.931 m to 1.470 m1.160 m
1.200 m0.933 m to 1.470 m1.170 m
1.210 m0.930 m to 1.476 m1.170 m
1.220 m0.930 m to 1.480 m1.170 m
1.240 m0.930 m to 1.480 m1.170 m
1.250 m0.930 m to 1.484 m1.170 m
1.250 m0.930 m to 1.510 m1.170 m
1.250 m0.926 m to 1.534 m1.170 m
1.260 m0.920 m to 1.540 m1.170 m
1.250 m0.920 m to 1.540 m1.170 m
1.250 m0.920 m to 1.544 m1.170 m
1.250 m0.920 m to 1.550 m1.170 m
1.250 m0.920 m to 1.550 m1.170 m
1.250 m0.920 m to 1.550 m1.170 m
1.260 m0.920 m to 1.550 m1.170 m
1.270 m0.920 m to 1.550 m1.170 m
1.270 m0.920 m to 1.544 m1.170 m
1.270 m0.920 m to 1.540 m1.180 m
1.270 m0.920 m to 1.540 m1.180 m
1.270 m0.920 m to 1.540 m1.190 m
1.270 m0.920 m to 1.534 m1.200 m
1.270 m0.930 m to 1.530 m1.210 m
1.260 m0.930 m to 1.530 m1.220 m
1.270 m0.950 m to 1.534 m1.230 m
1.270 m0.960 m to 1.544 m1.240 m
1.260 m0.960 m to 1.550 m1.250 m
1.270 m0.966 m to 1.560 m1.260 m
1.290 m0.986 m to 1.570 m1.270 m
1.290 m0.990 m to 1.580 m1.280 m
1.290 m0.990 m to 1.590 m1.290 m
1.290 m1.000 m to 1.594 m1.290 m
1.290 m1.010 m to 1.600 m1.310 m
1.280 m1.020 m to 1.600 m1.320 m
1.280 m1.030 m to 1.600 m1.320 m
1.280 m1.030 m to 1.600 m1.330 m
1.270 m1.040 m to 1.610 m1.330 m
1.270 m1.060 m to 1.620 m1.330 m
1.260 m1.070 m to 1.630 m1.340 m
1.260 m1.080 m to 1.640 m1.340 m
1.260 m1.096 m to 1.650 m1.350 m
1.250 m1.140 m to 1.654 m1.350 m
1.250 m1.160 m to 1.660 m1.350 m
1.240 m1.170 m to 1.664 m1.360 m
1.230 m1.180 m to 1.670 m1.360 m
1.230 m1.190 m to 1.670 m1.360 m
1.220 m1.200 m to 1.670 m1.360 m
1.220 m1.200 m to 1.670 m1.360 m
1.210 m1.210 m to 1.660 m1.370 m
1.210 m1.210 m to 1.654 m1.370 m
1.200 m1.210 m to 1.650 m1.370 m
1.190 m1.210 m to 1.650 m1.380 m
1.190 m1.210 m to 1.650 m1.380 m
1.180 m1.210 m to 1.644 m1.380 m
1.180 m1.210 m to 1.640 m1.380 m
1.180 m1.206 m to 1.640 m1.370 m
1.170 m1.200 m to 1.630 m1.370 m
1.170 m1.200 m to 1.630 m1.360 m
1.160 m1.200 m to 1.620 m1.350 m
1.160 m1.196 m to 1.610 m1.350 m
1.150 m1.190 m to 1.600 m1.340 m
1.150 m1.190 m to 1.590 m1.340 m
1.140 m1.190 m to 1.580 m1.330 m
1.140 m1.180 m to 1.579 m1.320 m
1.150 m1.180 m to 1.569 m1.310 m
1.160 m1.170 m to 1.550 m1.310 m
1.160 m1.170 m to 1.550 m1.305 m
1.160 m1.170 m to 1.540 m1.300 m
1.160 m1.160 m to 1.540 m1.300 m
1.150 m1.160 m to 1.530 m1.290 m
1.150 m1.150 m to 1.520 m1.290 m
1.150 m1.150 m to 1.520 m1.290 m
1.150 m1.140 m to 1.510 m1.280 m
1.150 m1.140 m to 1.500 m1.270 m
1.150 m1.140 m to 1.490 m1.260 m
1.160 m1.130 m to 1.480 m1.260 m
1.160 m1.130 m to 1.480 m1.250 m
1.150 m1.120 m to 1.474 m1.240 m
1.150 m1.120 m to 1.470 m1.240 m
1.140 m1.110 m to 1.464 m1.230 m
1.130 m1.110 m to 1.460 m1.230 m
1.130 m1.110 m to 1.460 m1.220 m
1.130 m1.100 m to 1.450 m1.220 m
1.120 m1.100 m to 1.450 m1.220 m
1.120 m1.100 m to 1.440 m1.210 m
1.120 m1.090 m to 1.440 m1.200 m
1.120 m1.090 m to 1.430 m1.200 m
1.110 m1.080 m to 1.420 m1.200 m
1.120 m1.080 m to 1.410 m1.200 m
1.130 m1.070 m to 1.400 m1.190 m
1.130 m1.066 m to 1.400 m1.190 m
1.130 m1.060 m to 1.390 m1.180 m
1.130 m1.050 m to 1.380 m1.180 m
1.120 m1.050 m to 1.380 m1.180 m
1.130 m1.050 m to 1.380 m1.170 m
1.120 m1.040 m to 1.370 m1.170 m
1.140 m1.040 m to 1.370 m1.160 m
1.140 m1.031 m to 1.370 m1.160 m
1.150 m1.030 m to 1.370 m1.150 m
1.150 m1.030 m to 1.370 m1.150 m
1.150 m1.020 m to 1.370 m1.150 m
1.140 m1.020 m to 1.369 m1.140 m
1.140 m1.020 m to 1.360 m1.140 m
1.140 m1.010 m to 1.359 m1.135 m
1.130 m1.010 m to 1.350 m1.130 m
1.130 m1.010 m to 1.350 m1.130 m
1.120 m1.010 m to 1.350 m1.130 m
1.120 m1.000 m to 1.350 m1.130 m
1.120 m1.000 m to 1.340 m1.120 m
1.110 m1.000 m to 1.332 m1.120 m
1.110 m1.000 m to 1.330 m1.110 m
1.110 m0.996 m to 1.320 m1.110 m
1.110 m0.990 m to 1.310 m1.110 m
1.100 m0.990 m to 1.310 m1.110 m
1.100 m0.990 m to 1.300 m1.100 m
1.110 m0.990 m to 1.290 m1.100 m
1.120 m0.990 m to 1.280 m1.100 m
1.130 m0.990 m to 1.280 m1.100 m
1.140 m0.990 m to 1.274 m1.100 m
1.150 m0.986 m to 1.270 m1.100 m
1.150 m0.980 m to 1.270 m1.100 m
1.160 m0.980 m to 1.260 m1.100 m
1.150 m0.980 m to 1.260 m1.090 m
1.150 m0.980 m to 1.260 m1.090 m
1.170 m0.980 m to 1.260 m1.090 m
1.210 m0.970 m to 1.250 m1.090 m
1.220 m0.970 m to 1.250 m1.090 m
1.210 m0.970 m to 1.250 m1.090 m
1.210 m0.960 m to 1.240 m1.090 m
1.180 m0.960 m to 1.240 m1.090 m
1.190 m0.960 m to 1.237 m1.080 m
1.290 m0.960 m to 1.230 m1.080 m
1.310 m0.960 m to 1.230 m1.080 m
1.320 m0.950 m to 1.230 m1.080 m
1.310 m0.950 m to 1.230 m1.080 m
1.310 m0.950 m to 1.230 m1.080 m
1.310 m0.950 m to 1.239 m1.070 m
1.300 m0.950 m to 1.240 m1.070 m
1.310 m0.950 m to 1.240 m1.070 m
1.310 m0.949 m to 1.240 m1.070 m
1.320 m0.940 m to 1.240 m1.070 m
1.320 m0.940 m to 1.241 m1.070 m
1.320 m0.940 m to 1.251 m1.070 m
1.320 m0.930 m to 1.260 m1.070 m
1.310 m0.930 m to 1.270 m1.070 m
1.300 m0.929 m to 1.270 m1.070 m
1.290 m0.920 m to 1.270 m1.070 m
1.290 m0.920 m to 1.280 m1.060 m
1.280 m0.920 m to 1.280 m1.060 m
1.270 m0.920 m to 1.290 m1.060 m
1.270 m0.920 m to 1.290 m1.060 m
1.260 m0.920 m to 1.291 m1.060 m
1.250 m0.920 m to 1.300 m1.060 m
1.250 m0.920 m to 1.300 m1.060 m
1.260 m0.920 m to 1.300 m1.060 m
1.260 m0.920 m to 1.300 m1.060 m
1.250 m0.920 m to 1.300 m1.060 m
1.250 m0.920 m to 1.300 m1.060 m
1.240 m0.920 m to 1.300 m1.060 m
1.240 m0.920 m to 1.300 m1.060 m
1.230 m0.920 m to 1.300 m1.060 m
1.230 m0.920 m to 1.300 m1.060 m
1.230 m0.920 m to 1.300 m1.060 m
1.220 m0.920 m to 1.300 m1.070 m
1.220 m0.920 m to 1.300 m1.070 m
1.210 m0.920 m to 1.300 m1.070 m
1.210 m0.920 m to 1.300 m1.070 m
1.220 m0.920 m to 1.300 m1.070 m
1.210 m0.920 m to 1.319 m1.070 m
1.200 m0.921 m to 1.330 m1.070 m
1.200 m0.930 m to 1.330 m1.070 m
1.190 m0.930 m to 1.340 m1.070 m
1.190 m0.930 m to 1.350 m1.070 m
1.190 m0.930 m to 1.350 m1.070 m
1.190 m0.930 m to 1.350 m1.070 m
1.180 m0.930 m to 1.350 m1.060 m
1.180 m0.930 m to 1.350 m1.060 m
1.180 m0.930 m to 1.350 m1.060 m
1.170 m0.920 m to 1.350 m1.060 m
1.170 m0.920 m to 1.350 m1.060 m
1.170 m0.911 m to 1.350 m1.060 m
1.170 m0.910 m to 1.350 m1.060 m
1.160 m0.910 m to 1.350 m1.060 m
1.170 m0.910 m to 1.340 m1.060 m
1.180 m0.910 m to 1.340 m1.060 m
1.180 m0.910 m to 1.340 m1.060 m
1.170 m0.910 m to 1.340 m1.060 m
1.170 m0.910 m to 1.330 m1.060 m
1.170 m0.900 m to 1.330 m1.060 m
1.170 m0.900 m to 1.330 m1.060 m
1.170 m0.900 m to 1.330 m1.060 m
1.170 m0.900 m to 1.330 m1.060 m
1.170 m0.900 m to 1.330 m1.060 m
1.180 m0.900 m to 1.330 m1.070 m
1.180 m0.900 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.065 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.190 m0.890 m to 1.330 m1.070 m
1.190 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.890 m to 1.330 m1.070 m
1.180 m0.900 m to 1.339 m1.070 m
1.180 m0.900 m to 1.340 m1.070 m
1.180 m0.900 m to 1.349 m1.080 m
1.180 m0.900 m to 1.350 m1.080 m
1.180 m0.920 m to 1.359 m1.085 m
1.190 m0.920 m to 1.360 m1.090 m
1.190 m0.930 m to 1.360 m1.095 m
1.190 m0.930 m to 1.360 m1.100 m
1.220 m0.940 m to 1.369 m1.100 m
1.260 m0.940 m to 1.389 m1.105 m
1.270 m0.950 m to 1.399 m1.110 m
1.270 m0.950 m to 1.409 m1.110 m
1.280 m0.950 m to 1.410 m1.110 m
1.280 m0.950 m to 1.410 m1.110 m
1.280 m0.950 m to 1.420 m1.120 m
1.280 m0.950 m to 1.420 m1.120 m
1.310 m0.950 m to 1.420 m1.120 m
1.330 m0.950 m to 1.420 m1.130 m
1.340 m0.950 m to 1.418 m1.130 m
1.340 m0.950 m to 1.410 m1.140 m
1.340 m0.950 m to 1.410 m1.150 m
1.340 m0.950 m to 1.410 m1.150 m
1.340 m0.954 m to 1.410 m1.150 m
1.340 m0.960 m to 1.410 m1.160 m
1.340 m0.960 m to 1.410 m1.170 m
1.340 m0.960 m to 1.410 m1.180 m

The last 10 years, weekly averages

The last 10 years, weekly averages 1.0 m 1.5 m Highest 1.89 m 1.340 m
  • Level
  • Our record
Weekly averages of Lake Köyliönjärvi from the week of 24 October 2016 to 26 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
1.064 m
1.070 m
1.070 m
1.079 m
1.119 m
1.117 m
1.120 m
1.111 m
1.113 m
1.127 m
1.130 m
1.129 m
1.121 m
1.120 m
1.120 m
1.120 m
1.120 m
1.139 m
1.176 m
1.196 m
1.246 m
1.266 m
1.239 m
1.226 m
1.226 m
1.204 m
1.209 m
1.203 m
1.177 m
1.166 m
1.149 m
1.140 m
1.144 m
1.197 m
1.183 m
1.170 m
1.146 m
1.124 m
1.099 m
1.091 m
1.100 m
1.119 m
1.096 m
1.084 m
1.083 m
1.084 m
1.100 m
1.100 m
1.091 m
1.104 m
1.180 m
1.261 m
1.270 m
1.290 m
1.294 m
1.324 m
1.329 m
1.343 m
1.367 m
1.483 m
1.489 m
1.487 m
1.506 m
1.519 m
1.437 m
1.384 m
1.374 m
1.319 m
1.271 m
1.230 m
1.193 m
1.163 m
1.159 m
1.141 m
1.127 m
1.154 m
1.311 m
1.406 m
1.423 m
1.416 m
1.391 m
1.320 m
1.250 m
1.183 m
1.124 m
1.091 m
1.077 m
1.067 m
1.071 m
1.067 m
1.064 m
1.057 m
1.057 m
1.051 m
1.034 m
1.023 m
1.023 m
1.030 m
1.069 m
1.090 m
1.097 m
1.107 m
1.116 m
1.119 m
1.140 m
1.147 m
1.153 m
1.159 m
1.160 m
1.151 m
1.160 m
1.214 m
1.211 m
1.196 m
1.196 m
1.191 m
1.186 m
1.173 m
1.167 m
1.171 m
1.204 m
1.251 m
1.294 m
1.291 m
1.277 m
1.346 m
1.394 m
1.411 m
1.406 m
1.366 m
1.316 m
1.263 m
1.214 m
1.183 m
1.159 m
1.159 m
1.143 m
1.099 m
1.070 m
1.044 m
1.033 m
1.043 m
1.046 m
1.033 m
1.004 m
0.990 m
1.000 m
1.019 m
1.010 m
1.019 m
1.040 m
1.037 m
1.057 m
1.077 m
1.080 m
1.091 m
1.127 m
1.130 m
1.134 m
1.196 m
1.293 m
1.361 m
1.457 m
1.556 m
1.616 m
1.639 m
1.567 m
1.533 m
1.570 m
1.539 m
1.486 m
1.489 m
1.533 m
1.629 m
1.684 m
1.603 m
1.599 m
1.610 m
1.529 m
1.453 m
1.390 m
1.364 m
1.339 m
1.291 m
1.253 m
1.229 m
1.200 m
1.171 m
1.143 m
1.116 m
1.090 m
1.070 m
1.070 m
1.087 m
1.097 m
1.100 m
1.103 m
1.090 m
1.067 m
1.051 m
1.047 m
1.036 m
1.051 m
1.056 m
1.054 m
1.050 m
1.057 m
1.066 m
1.084 m
1.123 m
1.149 m
1.141 m
1.184 m
1.294 m
1.296 m
1.290 m
1.284 m
1.376 m
1.389 m
1.363 m
1.324 m
1.293 m
1.290 m
1.269 m
1.239 m
1.210 m
1.229 m
1.317 m
1.300 m
1.271 m
1.251 m
1.310 m
1.354 m
1.369 m
1.323 m
1.277 m
1.261 m
1.291 m
1.289 m
1.306 m
1.300 m
1.251 m
1.216 m
1.180 m
1.151 m
1.121 m
1.096 m
1.053 m
1.051 m
1.047 m
1.061 m
1.107 m
1.131 m
1.134 m
1.126 m
1.130 m
1.123 m
1.126 m
1.136 m
1.153 m
1.242 m
1.363 m
1.376 m
1.373 m
1.374 m
1.367 m
1.330 m
1.283 m
1.256 m
1.240 m
1.224 m
1.216 m
1.207 m
1.214 m
1.207 m
1.213 m
1.209 m
1.216 m
1.233 m
1.236 m
1.223 m
1.203 m
1.260 m
1.383 m
1.411 m
1.576 m
1.684 m
1.649 m
1.517 m
1.427 m
1.350 m
1.280 m
1.249 m
1.217 m
1.173 m
1.143 m
1.117 m
1.096 m
1.074 m
1.063 m
1.070 m
1.064 m
1.077 m
1.073 m
1.090 m
1.121 m
1.104 m
1.114 m
1.133 m
1.124 m
1.130 m
1.157 m
1.243 m
1.267 m
1.280 m
1.294 m
1.290 m
1.264 m
1.244 m
1.226 m
1.217 m
1.224 m
1.251 m
1.321 m
1.367 m
1.569 m
1.541 m
1.489 m
1.424 m
1.374 m
1.354 m
1.316 m
1.289 m
1.279 m
1.394 m
1.539 m
1.494 m
1.579 m
1.566 m
1.497 m
1.463 m
1.397 m
1.333 m
no value
no value
1.181 m
1.150 m
1.121 m
1.111 m
1.234 m
1.244 m
1.223 m
1.213 m
1.240 m
1.270 m
1.256 m
1.259 m
1.443 m
1.570 m
1.553 m
1.567 m
1.611 m
1.604 m
1.646 m
1.694 m
1.601 m
1.573 m
1.666 m
1.793 m
1.717 m
1.623 m
1.527 m
1.451 m
1.413 m
1.379 m
1.333 m
1.289 m
1.260 m
1.246 m
1.236 m
1.230 m
1.220 m
1.240 m
1.310 m
1.357 m
1.401 m
1.587 m
1.636 m
1.734 m
1.730 m
1.744 m
1.663 m
1.591 m
1.491 m
1.403 m
1.330 m
1.270 m
1.283 m
1.303 m
1.256 m
1.211 m
1.197 m
1.164 m
1.183 m
1.233 m
1.216 m
1.217 m
1.296 m
1.260 m
1.237 m
1.337 m
1.300 m
1.261 m
1.233 m
1.227 m
1.253 m
1.306 m
1.274 m
1.293 m
1.331 m
1.309 m
1.294 m
1.590 m
1.637 m
1.550 m
1.481 m
1.469 m
1.504 m
1.441 m
1.380 m
1.346 m
1.387 m
1.396 m
1.343 m
1.291 m
1.277 m
1.283 m
1.301 m
1.273 m
1.246 m
1.236 m
1.213 m
1.197 m
1.227 m
1.216 m
1.191 m
1.167 m
1.146 m
1.139 m
1.131 m
1.124 m
1.130 m
1.141 m
1.150 m
1.191 m
1.199 m
1.153 m
1.131 m
1.117 m
1.103 m
1.099 m
1.094 m
1.100 m
1.097 m
1.140 m
1.193 m
1.186 m
1.193 m
1.197 m
1.190 m
1.263 m
1.306 m
1.347 m
1.377 m
1.356 m
1.366 m
1.431 m
1.463 m
1.451 m
1.396 m
1.337 m
1.289 m
1.243 m
1.201 m
1.170 m
1.146 m
1.127 m
1.130 m
1.174 m
1.199 m
1.251 m
1.263 m
1.267 m
1.286 m
1.269 m
1.234 m
1.194 m
1.163 m
1.153 m
1.151 m
1.141 m
1.120 m
1.129 m
1.144 m
1.120 m
1.111 m
1.153 m
1.216 m
1.310 m
1.314 m
1.273 m
1.250 m
1.221 m
1.200 m
1.177 m
1.171 m
1.173 m
1.181 m
1.181 m
1.214 m
1.290 m
1.340 m
no value

The whole record since 1970, monthly averages

The whole record since 1970, monthly averages 1.0 m 1.5 m Highest 1.89 m Lowest 0.76 m 1.268 m
  • Level
  • Our record
Monthly averages of Lake Köyliönjärvi from 1 January 1970 to 26 October 2026.
Table: The whole record since 1970, monthly averages
Month startingMonthly average (m)
1.024 m
0.929 m
0.882 m
1.047 m
1.687 m
1.273 m
1.166 m
1.175 m
1.164 m
1.122 m
1.118 m
1.219 m
1.197 m
1.170 m
1.003 m
1.160 m
1.126 m
0.957 m
0.861 m
0.855 m
0.874 m
0.885 m
0.869 m
0.859 m
0.833 m
0.800 m
0.767 m
1.040 m
1.261 m
1.069 m
1.061 m
1.142 m
1.330 m
1.262 m
1.259 m
1.337 m
1.188 m
1.054 m
0.967 m
1.158 m
1.236 m
1.185 m
1.166 m
1.273 m
1.289 m
1.336 m
1.359 m
1.283 m
1.239 m
1.211 m
1.206 m
1.526 m
1.484 m
1.209 m
1.194 m
1.343 m
1.383 m
1.468 m
1.521 m
1.654 m
1.730 m
1.557 m
1.273 m
1.242 m
1.185 m
1.086 m
0.979 m
0.933 m
0.986 m
0.985 m
0.954 m
0.947 m
0.901 m
0.865 m
0.848 m
1.030 m
1.184 m
1.090 m
1.006 m
0.989 m
0.983 m
0.961 m
0.950 m
1.000 m
0.972 m
0.957 m
0.974 m
1.202 m
1.558 m
1.341 m
1.223 m
1.223 m
1.216 m
1.262 m
1.345 m
1.293 m
1.136 m
0.994 m
0.941 m
1.207 m
1.245 m
1.108 m
1.109 m
1.090 m
1.195 m
1.221 m
1.211 m
1.143 m
1.006 m
0.920 m
0.849 m
1.033 m
1.246 m
1.055 m
1.141 m
1.466 m
1.663 m
1.487 m
1.356 m
1.500 m
1.264 m
1.058 m
0.916 m
0.951 m
1.016 m
0.956 m
0.915 m
0.921 m
0.993 m
1.267 m
1.518 m
1.552 m
1.263 m
1.110 m
0.990 m
1.350 m
1.485 m
1.364 m
1.542 m
1.447 m
1.350 m
1.257 m
1.479 m
1.543 m
1.289 m
1.098 m
0.993 m
1.396 m
1.418 m
1.111 m
0.948 m
0.858 m
0.862 m
0.795 m
0.854 m
1.112 m
1.321 m
1.134 m
0.953 m
1.182 m
1.151 m
1.019 m
0.928 m
0.819 m
0.819 m
0.955 m
1.103 m
1.130 m
1.194 m
1.146 m
1.075 m
1.561 m
1.601 m
1.280 m
1.159 m
1.147 m
1.094 m
1.207 m
1.408 m
1.360 m
1.192 m
1.087 m
1.039 m
1.151 m
1.587 m
1.307 m
1.149 m
1.089 m
1.069 m
1.076 m
1.149 m
1.121 m
1.113 m
1.049 m
1.023 m
1.333 m
1.397 m
1.163 m
0.997 m
0.955 m
1.012 m
1.151 m
1.357 m
1.456 m
1.191 m
1.077 m
1.013 m
1.140 m
1.201 m
1.178 m
1.135 m
1.415 m
1.426 m
1.436 m
1.268 m
1.171 m
1.170 m
1.180 m
1.109 m
1.411 m
1.425 m
1.348 m
1.172 m
1.213 m
1.149 m
1.226 m
1.234 m
1.145 m
1.127 m
1.335 m
1.576 m
1.497 m
1.234 m
1.143 m
1.016 m
0.985 m
0.988 m
0.997 m
1.080 m
1.090 m
1.124 m
1.463 m
1.615 m
1.570 m
1.231 m
1.044 m
0.990 m
0.967 m
0.956 m
0.984 m
1.036 m
1.057 m
1.160 m
1.133 m
1.146 m
1.321 m
1.190 m
1.082 m
1.013 m
0.985 m
0.966 m
1.122 m
1.272 m
1.270 m
1.229 m
1.149 m
1.325 m
1.465 m
1.296 m
1.044 m
0.966 m
0.964 m
1.036 m
1.091 m
1.255 m
1.352 m
1.257 m
1.186 m
1.117 m
1.204 m
1.175 m
1.026 m
0.973 m
1.031 m
1.092 m
1.163 m
1.132 m
1.153 m
1.194 m
1.120 m
1.073 m
1.437 m
1.321 m
1.213 m
1.055 m
0.950 m
0.967 m
1.080 m
1.179 m
1.209 m
1.202 m
1.185 m
1.310 m
1.452 m
1.471 m
1.463 m
1.207 m
1.017 m
0.986 m
1.009 m
1.057 m
1.068 m
1.026 m
0.998 m
0.984 m
1.123 m
1.437 m
1.190 m
1.111 m
1.015 m
0.914 m
0.916 m
1.106 m
1.263 m
1.126 m
1.082 m
1.327 m
1.268 m
1.264 m
1.118 m
1.056 m
0.984 m
1.008 m
1.123 m
1.233 m
1.275 m
1.355 m
1.377 m
1.355 m
1.358 m
1.433 m
1.380 m
1.393 m
1.335 m
1.312 m
1.252 m
1.306 m
1.230 m
1.278 m
1.282 m
1.204 m
1.653 m
1.489 m
1.173 m
1.001 m
0.893 m
0.851 m
1.058 m
1.126 m
1.318 m
1.507 m
1.458 m
1.435 m
1.572 m
1.440 m
1.204 m
1.113 m
1.123 m
1.089 m
1.037 m
1.267 m
1.375 m
1.227 m
1.151 m
1.136 m
1.284 m
1.303 m
1.085 m
1.022 m
0.959 m
1.053 m
1.110 m
1.299 m
1.200 m
1.111 m
1.323 m
1.299 m
1.366 m
1.294 m
1.097 m
1.090 m
0.993 m
0.906 m
0.892 m
0.922 m
0.931 m
0.939 m
0.937 m
0.945 m
1.020 m
1.273 m
1.278 m
1.163 m
1.097 m
1.034 m
1.012 m
1.004 m
1.055 m
1.132 m
1.100 m
1.110 m
1.336 m
1.276 m
1.184 m
no value
no value
no value
1.249 m
1.214 m
1.271 m
1.605 m
no value
1.200 m
1.249 m
1.241 m
1.153 m
1.040 m
1.037 m
1.014 m
0.992 m
1.168 m
1.245 m
1.153 m
1.075 m
1.013 m
1.291 m
1.408 m
1.191 m
0.993 m
0.878 m
0.895 m
1.011 m
1.382 m
1.720 m
1.634 m
1.363 m
1.254 m
1.244 m
1.161 m
1.035 m
0.985 m
0.992 m
0.981 m
1.014 m
1.177 m
1.325 m
1.539 m
1.555 m
1.537 m
1.513 m
1.295 m
1.107 m
1.068 m
1.091 m
1.252 m
1.323 m
1.639 m
1.732 m
1.509 m
1.275 m
1.150 m
1.290 m
1.204 m
1.100 m
1.004 m
0.954 m
0.927 m
0.951 m
1.001 m
1.121 m
1.078 m
1.042 m
1.029 m
1.489 m
1.503 m
1.448 m
1.249 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
1.451 m
1.366 m
1.255 m
1.143 m
1.215 m
1.401 m
1.363 m
1.599 m
1.744 m
1.500 m
1.435 m
1.675 m
1.592 m
1.421 m
1.244 m
1.108 m
1.077 m
1.455 m
1.659 m
1.539 m
1.465 m
1.306 m
1.207 m
1.376 m
1.569 m
1.395 m
1.214 m
1.114 m
1.051 m
1.057 m
1.210 m
1.335 m
1.539 m
1.400 m
1.420 m
1.365 m
1.309 m
1.279 m
1.233 m
1.180 m
1.195 m
1.204 m
1.278 m
1.394 m
1.591 m
1.568 m
1.716 m
1.541 m
1.367 m
1.262 m
1.308 m
1.279 m
1.199 m
1.186 m
1.219 m
1.466 m
1.318 m
1.401 m
1.353 m
1.410 m
1.283 m
1.101 m
1.038 m
1.051 m
1.048 m
1.059 m
1.088 m
1.117 m
1.125 m
1.126 m
1.229 m
1.217 m
1.170 m
1.170 m
1.117 m
1.097 m
1.094 m
1.206 m
1.314 m
1.446 m
1.454 m
1.279 m
1.153 m
1.319 m
1.323 m
1.099 m
1.064 m
1.038 m
1.069 m
1.123 m
1.155 m
1.192 m
1.184 m
1.215 m
1.325 m
1.368 m
1.193 m
1.093 m
1.036 m
1.004 m
1.038 m
1.099 m
1.228 m
1.565 m
1.538 m
1.575 m
1.579 m
1.369 m
1.220 m
1.102 m
1.093 m
1.065 m
1.050 m
1.077 m
1.194 m
1.322 m
1.325 m
1.236 m
1.285 m
1.335 m
1.286 m
1.227 m
1.089 m
1.089 m
1.128 m
1.211 m
1.371 m
1.265 m
1.212 m
1.218 m
1.250 m
1.560 m
1.391 m
1.182 m
1.079 m
1.081 m
1.118 m
1.197 m
1.279 m
1.229 m
1.448 m
1.397 m
1.355 m
1.533 m
1.386 m
1.142 m
1.222 m
1.273 m
1.569 m
1.630 m
1.691 m
1.457 m
1.277 m
1.241 m
1.479 m
1.712 m
1.414 m
1.263 m
1.197 m
1.245 m
1.282 m
1.267 m
1.365 m
1.537 m
1.405 m
1.338 m
1.274 m
1.218 m
1.168 m
1.133 m
1.169 m
1.105 m
1.136 m
1.202 m
1.342 m
1.426 m
1.285 m
1.144 m
1.223 m
1.255 m
1.155 m
1.127 m
1.223 m
1.239 m
1.176 m
1.268 m

How this compares

  • The daily value on 26 October 2026 was 1.34 m, the tenth highest for 26 October in 56 years of record (1970 to 2026). The newest value is provisional.
  • That is 0.11 m above the median of 1.23 m for 26 October over the last 10 years. The newest value is provisional.
  • So far in 2026 the daily value was below the normal range on 19 of 300 days, the nineteenth most of the 57 years since 1970.

Same date in past years

26 October in the last 10 years

DayLevelAgainst the normal range for the date
1.20 m
1.27 m
1.60 m
1.26 m
1.35 m
1.11 m
1.13 m
1.15 m
1.27 m
1.06 m

Year by year

The lowest and highest daily value of each year

The lowest and highest daily value of each year 1.0 m 1.5 m Lowest 0.76 m, 1972 Highest 1.89 m, 1984
  • 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 Köyliönjärvi in each year from 1970 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily value in our series since 1 January 1970 was 0.76 m, on 12 March 1972 and 23 other days. The highest was 1.89 m, on 19 April 1984 and 4 other days.
Table: The lowest and highest daily value of each year
YearLowest daily value (m)DayHighest daily value (m)DayDays with a value
0.85 m1.88 m365
0.84 m1.27 m365
0.76 m1.38 m366
0.93 m1.38 m365
1.14 m1.76 m365
0.92 m1.84 m365
0.83 m1.24 m366
0.94 m1.64 m365
0.91 m1.34 m365
0.82 m1.70 m365
0.86 m1.85 m366
0.96 m1.67 m365
0.78 m1.52 m365
0.76 m1.40 m365
1.05 m1.89 m366
1.02 m1.70 m365
0.94 m1.53 m365
1.00 m1.57 m365
1.08 m1.52 m366
0.96 m1.69 m365
0.95 m1.69 m365
0.95 m1.38 m365
0.94 m1.50 m366
0.95 m1.30 m365
0.93 m1.53 m365
0.96 m1.65 m365
0.89 m1.53 m366
0.94 m1.40 m365
1.20 m1.49 m365
0.84 m1.82 m365
1.03 m1.76 m366
0.94 m1.42 m365
0.89 m1.42 m365
0.92 m1.37 m365
0.97 m1.70 m365
0.86 m1.84 m365
0.96 m1.69 m365
0.98 m1.76 m366
0.91 m1.65 m365
1.04 m1.83 m366
1.03 m1.66 m365
provisional1.15 m1.60 m365
provisional1.16 m1.79 m365
provisional1.02 m1.49 m366
provisional1.07 m1.50 m365
provisional1.02 m1.55 m365
provisional0.94 m1.66 m365
provisional1.03 m1.72 m366
provisional1.04 m1.39 m363
provisional1.06 m1.70 m365
provisional1.10 m1.81 m365
provisional1.16 m1.77 m366
provisional1.09 m1.52 m365
so far, provisional1.10 m1.40 m299

Each year from January to December, weekly averages

Each year from January to December, weekly averages 1.0 m 1.5 m 2026 so far
  • The year so far
  • , the year before
  • Other years
  • Normal range for the week
The weekly averages of Lake Köyliönjärvi 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. 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)Normal range (m)
to 1.371 m1.050 m to 1.550 m
to 1.314 m1.030 m to 1.580 m
to 1.270 m1.020 m to 1.600 m
to 1.224 m0.990 m to 1.580 m
to 1.186 m0.970 m to 1.530 m
to 1.159 m0.960 m to 1.490 m
to 1.137 m0.960 m to 1.479 m
to 1.123 m0.950 m to 1.460 m
to 1.151 m0.950 m to 1.450 m
to 1.176 m0.940 m to 1.470 m
to 1.231 m0.930 m to 1.480 m
to 1.253 m0.920 m to 1.550 m
to 1.270 m0.920 m to 1.540 m
to 1.273 m0.960 m to 1.550 m
to 1.283 m1.020 m to 1.600 m
to 1.256 m1.096 m to 1.650 m
to 1.217 m1.200 m to 1.670 m
to 1.180 m1.210 m to 1.640 m
to 1.150 m1.190 m to 1.590 m
to 1.156 m1.160 m to 1.540 m
to 1.153 m1.130 m to 1.480 m
to 1.127 m1.100 m to 1.450 m
to 1.124 m1.070 m to 1.400 m
to 1.136 m1.040 m to 1.370 m
to 1.136 m1.010 m to 1.359 m
to 1.111 m1.000 m to 1.330 m
to 1.129 m0.990 m to 1.280 m
to 1.181 m0.980 m to 1.260 m
to 1.259 m0.960 m to 1.230 m
to 1.311 m0.950 m to 1.240 m
to 1.301 m0.929 m to 1.270 m
to 1.260 m0.920 m to 1.300 m
to 1.239 m0.920 m to 1.300 m
to 1.213 m0.920 m to 1.300 m
to 1.189 m0.930 m to 1.350 m
to 1.170 m0.911 m to 1.350 m
to 1.173 m0.910 m to 1.330 m
to 1.177 m0.900 m to 1.330 m
to 1.183 m0.890 m to 1.330 m
to 1.183 m0.900 m to 1.350 m
to 1.253 m0.950 m to 1.399 m
to 1.317 m0.950 m to 1.420 m
to no value0.960 m to 1.410 m
to no value0.960 m to 1.410 m
to no value0.970 m to 1.394 m
to no value0.970 m to 1.424 m
to no value1.000 m to 1.540 m
to no value1.040 m to 1.600 m
to no value1.040 m to 1.580 m
to no value1.050 m to 1.570 m
to no value1.050 m to 1.550 m
to no value1.051 m to 1.520 m
Every year
YearDays with a valueDays below the normal range
to 30019
3655
3660
3650
3650
3630
3660
3650
3650
36510
3660
3650
3650
3650
3660
2410
2030
3655
3660
36526
36546
3650
2660
365129
36593
3654
3660
36561
3650
3650
36644
3653
3650
36534
36621
3650
3654
3650
3660
36516
3650
3654
3660
365150
365139
3650
366148
365110
3653
36535
366182
36557
3650
3650
366106
365239
36589

How it compares

That is within the normal range for the date.

Records

  • Highest daily value in our series since 1 January 1970: 1.89 m on 19 April 1984.
  • Lowest daily value in our series since 1 January 1970: 0.76 m on 12 March 1972.

About this lake

Lake Köyliönjärvi is a lake in Satakunta, Finland.

It lies at 61.1053° N, 22.3619° 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.

About these figures

The normal range for 26 October is 0.96 m to 1.41 m: the 10th to 90th percentile of the daily values from 19 October to 2 November in 55 years between 1970 and 2025.

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