Water temperature of the English Channel in january Where to swim in the English Channel in january 2025?

Several countries border the seaside of the English Channel, including: England, Brittany, North of France, Normandy and Picardy. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of january.

The seasonal average for the water temperature in the month of january is between 47°F and 52°F. The lowest sea temperature measured this month is 44°F and the highest is 55°F.

The sea temperature map of the English Channel in january

The map below presents a monthly average of the water temperature of the English Channel for the month of january for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in january.