Rhine at Bonn
The Rhine at Bonn read 68 cm at .
That is lower than any of the daily averages of these dates in the 26 years between 2000 and 2025. That is 74 cm below the equivalent low water level (GlW) of 142 cm.
- No change in 24 hours.
- Up 10 cm in 7 days.
- We show no forecast values for German gauges: the forecasts PEGELONLINE relays come from the Federal Institute of Hydrology (BfG), whose terms allow only private and own use. ELWIS and the BfG publish them. ELWIS BfG 6-week forecast
Long views: the past year, the past decade and the whole record
Normal range and official levels
The normal range for 5 October is 135 cm to 323 cm: the 10th to 90th percentile of the daily averages from 28 September to 12 October in 26 years between 2000 and 2025.
- Equivalent low water level (GlW): 142 cm, valid from 1 January 2023. (gleichwertiger Wasserstand) The newest reading is 74 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean low water level (MNW): 121 cm, over 2010 to 2020. (Mittel der Niedrigwasserstände) The newest reading is 53 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean water level (MW): 290 cm, over 2010 to 2020. (Mittel der Tageswasserstände) The newest reading is 222 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean high water level (MHW): 680 cm, over 2010 to 2020. (Mittel der Hochwasserstände) The newest reading is 612 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
Records
- Highest reading in our series since 1 January 2000: 918 cm at 16:15 CET on 4 January 2003. Provisional data.
- Lowest reading in our series since 1 January 2000: 58 cm at 13:00 CEST on 27 September 2026. Provisional data.
- Highest daily average in our series since 1 January 2000: 909.9 cm on 4 January 2003. Provisional data.
- Lowest daily average in our series since 1 January 2000: 59 cm on 28 September 2026. Provisional data.
As the source publishes them
- Lowest low water level on record (NNW): 81 cm, on 22 October 2018. (Niedrigster Niedrigwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Highest high water level on record (HHW): 1,013 cm, on 23 December 1993. (Höchster Hochwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
Our series holds a lower value (58 cm) than the record WSV publishes (81 cm); the published value may come from another period or may not be updated yet.
This year
So far in 2026, the daily value was below the equivalent low water level (GlW) on 95 days of the 278 days with a value and a reference.
Next gauges on this water
The next gauges on this water by river kilometre.
About this gauge
Bonn is a gauge on the Rhine in Germany, at river kilometre 654.8.
It lies at 50.7364° N, 7.1080° E.
Its readings come from the Federal Waterways and Shipping Administration (WSV), through PEGELONLINE.
The gauge reads the height of the water above a fixed zero, not the depth of the river. Its zero lies at 42.713 m above NHN (the German sea-level datum), valid from 1 November 2019.
PEGELONLINE publishes its readings as unchecked raw data.
The newest reading is provisional: the source may still correct it.