Thames water temperature
Thames, Erith Barge · River
The current water temperature at Thames is 14.4 °C (as of October 24, 2026, source: Environment Agency).
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.
Measurement series & statistics
This measurement series includes 1273 data points since September 1, 2026.
Lowest recorded value: 14.4 °C on October 24, 2026 · highest value: 21.0 °C on September 1, 2026.
In October, temperatures have ranged between 14.4 °C and 19.3 °C.
The current value is 2.7 °C below the October average of this series.
Nearby waters
More measuring points: Thames
Frequently asked questions
Can you swim at Thames right now?
The current water temperature is 14.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Thames?
Currently 14.4 °C (updated continuously).
How warm is at Thames in October?
In October, the water temperature recently averaged 17.1 °C.
