Leigh-on-Sea
United Kingdom
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Leigh-on-Sea, United Kingdom

Sea temperature

The month with the warmest seawater in Leigh-on-Sea, United Kingdom, is September, with an average sea temperature of 17.4°C (63.3°F).
Note: Swimming in 17.4°C (63.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In September, the average length of the day is 12.6h.

When is the sea warmest in Leigh-on-Sea?

The month with the warmest seawater in Leigh-on-Sea, United Kingdom, is September, with an average sea temperature of 17.4°C (63.3°F).

What is the sea water temperature in September in Leigh-on-Sea?

In September, the average sea temperature in Leigh-on-Sea is 17.4°C (63.3°F). For most, swimming in 17.4°C (63.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the average length of the day in September in Leigh-on-Sea?

The average length of the day in September is 12.6h.
Average sea temperature in September - Leigh-on-Sea, United Kingdom
  • Average sea temperature in September: 17.4°C

The best month for swimming (with the highest average sea temperature) is September (17.4°C).
The coldest month (with the lowest average sea temperature) is March (7.3°C).

Average daylight in September - Leigh-on-Sea, United Kingdom
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.6h).
The month with shortest days is December (Average daylight: 7.9h).