Eider water temperature

Eider, Tönning · River

The current water temperature at Eider is 19.1 °C (as of September 1, 2026, source: PEGELONLINE).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

19.1 °C

Measured: September 1, 2026 · continuously updated

💧 Water 19.1° · ☀️ Air 15.7° · high today 18.5°

Temperature trend of recent weeks

Eider — Photo: smial · FAL · Wikimedia Commons

Measurement series & statistics

This measurement series includes 760 data points since July 3, 2026.

Lowest recorded value: 17.3 °C on July 8, 2026 · highest value: 23.7 °C on July 17, 2026.

Nearby waters

Eider, Eider-Sperrwerk Bp · 8.5 km away19.0 °C North Sea, Eider-Sperrwerk Ap · 8.9 km away19.0 °C Treene UL, Treene Friedrichstadt · 11.9 km away21.0 °C Eider, Nordfeld Unterwasser · 12.5 km away19.2 °C Eider, Nordfeld Oberwasser · 12.6 km away19.3 °C

More measuring points: Eider

Lexfähre Oberwasser19.6 °C Lexfähre Unterwasser19.3 °C Nordfeld Oberwasser19.3 °C Nordfeld Unterwasser19.2 °C Eider-Sperrwerk Bp19.0 °C

Frequently asked questions

Can you swim at Eider right now?
The current water temperature is 19.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Eider?
Currently 19.1 °C (updated continuously).

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