Weather in December
Sea temperature
In Bretteville, France, the average seawater temperature in December is 11.8°C (53.2°F).Note: Swimming in 11.8°C (53.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
Daylight
The month with the shortest days is December, with an average of 8h and 12min of daylight.On the first day of December in Bretteville, sunrise is at 08:42 and sunset at 17:08. On the last day of the month, sunrise is at 09:02 and sunset at 17:15 CET.
Frequently asked questions
How cold is the water in December in Bretteville?
In Bretteville, in December, the average water temperature is 11.8°C (53.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
What is the month with the shortest days in Bretteville?
With an average of 8h and 12min of daylight, December has the shortest days of the year in Bretteville, France.
What is the average length of the day in December in Bretteville?
In December, the average day length in Bretteville, France, is 8h and 13min.
What time are sunrise and sunset in December in Bretteville?
On the first day of December in Bretteville, sunrise is at 08:42 and sunset at 17:08. On the last day of the month, sunrise is at 09:02 and sunset at 17:15 CET.
Average sea temperature in December
Bretteville, France
- Average sea temperature in December: 11.8°C
The best month for swimming (with the highest average sea temperature) is September (17.7°C).
The coldest month (with the lowest average sea temperature) is March (9.1°C).
Average daylight in December
Bretteville, France
- Average daylight in December: 8h and 1min
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 12min).
Bretteville, France
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