September weather forecast and climate
Sheerness, United Kingdom

Sea temperature

With an average sea temperature of 17.5°C (63.5°F), September is the month with the warmest seawater in Sheerness, United Kingdom.
Note: For most, swimming in 17.5°C (63.5°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).

Daylight

The average length of the day in September is 12.6h.

What month is the sea warmest in Sheerness?

September is the month with the warmest seawater in Sheerness, United Kingdom, with an average sea temperature of 17.5°C (63.5°F).

What is the sea temperature in September in Sheerness?

In Sheerness, in September, the average water temperature is 17.5°C (63.5°F). For most, swimming in 17.5°C (63.5°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).

How many hours of daylight does Sheerness have in September?

The average length of the day in September in Sheerness, United Kingdom, is 12.6h.
Average sea temperature in September - Sheerness, United Kingdom
  • Average sea temperature in September: 17.5°C

The best month for swimming (with the highest average sea temperature) is September (17.5°C).
The coldest month (with the lowest average sea temperature) is March (7.8°C).

Average daylight in September - Sheerness, United Kingdom
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.5h).
The month with the shortest days is December (Average daylight: 7.9h).