Average monthly water temperature in Seaford, the United Kingdom
On this page you find the mean water temperature over the year in Seaford (East Sussex), the United Kingdom. Get insights into the water temperature fluctuations and discover what they mean for visitors.
In Seaford, water temperatures remain cool throughout the year. The warmest month is September, with an average water temperature of 18°C (64°F).
The coldest water temperature month is March, with an average temperature of 8°C (46°F). This temperature is not very suitable for swimming.