Themse water temperature

Themse, Wolvercote · River

The current water temperature at Themse is 20.8 °C (as of August 17, 2026, source: official monitoring networks).

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.

20.8 °C

Measured: August 17, 2026 · continuously updated

💧 Water 20.8° · ☀️ Air 15.1° · high today 19.8°

Temperature trend of recent weeks

Nearby waters

Themse, Wallingford · 23.4 km away23.0 °C Themse, Pangbourne · 35.8 km away23.1 °C Lake 32, Keynes Country Park · 47.7 km away23.5 °C Frensham Great Pond · 77.6 km away25.6 °C Themse, Ham & Kingston · 78.6 km away21.7 °C

More measuring points: Themse

Pangbourne23.1 °C Wallingford23.0 °C Ham & Kingston21.7 °C

Frequently asked questions

Can you swim at Themse right now?
The current water temperature is 20.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Themse?
Currently 20.8 °C (updated continuously).

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