Weather in September
Sea temperature
With an average sea temperature of 18°C (64.4°F), September is the month with the warmest seawater in Courseulles-sur-Mer, France.Note: In water with a temperature of 18°C (64.4°F), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Courseulles-sur-Mer, the average length of the day in September is 12h and 36min.On the first day of September in Courseulles-sur-Mer, sunrise is at 07:18 and sunset at 20:44. On the last day of the month, sunrise is at 08:00 and sunset at 19:42 CEST.
Frequently asked questions
What is the month with the warmest sea water in Courseulles-sur-Mer?
September is the month with the warmest seawater, with an average sea temperature of 18°C (64.4°F).
How cold is the water in September in Courseulles-sur-Mer?
In September, the average sea temperature in Courseulles-sur-Mer, France, is 18°C (64.4°F). Swimming in 18°C (64.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Courseulles-sur-Mer have in September?
The average day length in September is 12h and 36min.
When are sunrise and sunset in September in Courseulles-sur-Mer?
In September, on the first day of the month, sunrise is at 07:18 and sunset at 20:44. On the last day of the month, in Courseulles-sur-Mer, France, sunrise is at 08:00 and sunset at 19:42 CEST.
Average sea temperature in September
Courseulles-sur-Mer, France
- Average sea temperature in September: 18°C
The best month for swimming (with the highest average sea temperature) is September (18°C).
The coldest month (with the lowest average sea temperature) is March (8.6°C).
Average daylight in September
Courseulles-sur-Mer, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
Courseulles-sur-Mer, France
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