English Channel water temperature
English Channel, Calais · Sea/Coast
The current water temperature at English Channel is 19.1 °C (as of September 20, 2026, source: Open-Meteo marine model).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
Water quality
EU classification: goodMeasurement series & statistics
This measurement series includes 610 data points since July 22, 2026.
Lowest recorded value: 19.1 °C on September 20, 2026 · highest value: 23.2 °C on August 14, 2026.
In September, temperatures have ranged between 19.1 °C and 20.5 °C.
The current value is 0.7 °C below the September average of this series.
Nearby waters
More measuring points: English Channel
Frequently asked questions
Can you swim at English Channel 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 English Channel?
Currently 19.1 °C (updated continuously).
How warm is at English Channel in September?
In September, the water temperature recently averaged 19.8 °C.
When is the water warmest at English Channel?
Across the measurement record, August is on average the warmest month (21.4 °C).
How is the water quality at English Channel?
The official classification is: good.
