Ahauser Aa water temperature

Ahauser Aa, Haarmuehle · River

The current water temperature at Ahauser Aa is 18.4 °C (as of August 31, 2026, source: LANUV NRW).

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.

18.4 °C

Measured: August 31, 2026 · continuously updated

💧 Water 18.4° · ☀️ Air 14.3° · high today 19.8°

Temperature trend of recent weeks

Ahauser Aa — Photo: Maarten Sepp · CC BY-SA 3.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 475 data points since July 3, 2026.

Lowest recorded value: 16.4 °C on August 24, 2026 · highest value: 23.8 °C on July 14, 2026.

Nearby waters

Hengelo, sluis, boven · 13.5 km away20.5 °C Hengelo, sluis, beneden · 13.6 km away20.7 °C Hengelo, Oelerbrug · 15.0 km away20.5 °C Delden, sluis, beneden · 18.5 km away20.8 °C Vechte, Schöppingen · 23.9 km away16.8 °C

Frequently asked questions

Can you swim at Ahauser Aa right now?
The current water temperature is 18.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Ahauser Aa?
Currently 18.4 °C (updated continuously).

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