Weather in December
Sea temperature
In Shoreham-by-Sea, United Kingdom, the average seawater temperature in December is 11.9°C (53.4°F).Note: Diving into 11.9°C (53.4°F) when it's under 10°C (50°F) can cause immediate cold shock symptoms, marked by hyperventilation.
Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:42 am and sunset at 3:58 pm. On the last day of December, sunrise is at 8:03 am and sunset at 4:05 pm GMT.
Frequently asked questions
What is the water temperature in December in Shoreham-by-Sea?
In Shoreham-by-Sea, the average seawater temperature in December is 11.9°C (53.4°F). Swimming in 11.9°C (53.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
What is the month with the shortest days in Shoreham-by-Sea?
December has the shortest days of the year in Shoreham-by-Sea, with an average of 8h and 0min of daylight.
What is the average length of the day in December in Shoreham-by-Sea?
In December, the average day length in Shoreham-by-Sea, United Kingdom, is 8h and 2min.
When are sunrise and sunset in December in Shoreham-by-Sea?
In December, on the first day of the month, sunrise is at 7:42 am and sunset at 3:58 pm. On the last day of the month, in Shoreham-by-Sea, United Kingdom, sunrise is at 8:03 am and sunset at 4:05 pm GMT.
Average sea temperature in December
Shoreham-by-Sea, United Kingdom
- Average sea temperature in December: 11.9°C
The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).
Average daylight in December
Shoreham-by-Sea, United Kingdom
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
Shoreham-by-Sea, United Kingdom
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