Weather in December
Sea temperature
In Saint Ives, United Kingdom, the average seawater temperature in December is 11.8°C (53.2°F).Note: Danger awaits those who swim in 11.8°C (53.2°F) without protection. Falling below 10°C (50°F) means intense cold shock and hyperventilation.
Daylight
December has the shortest days of the year in Saint Ives, with an average of 8h and 6min of daylight.On the first day of December in Saint Ives, sunrise is at 8:00 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 8:21 am and sunset at 4:29 pm GMT.
Frequently asked questions
What is the water temperature in December in Saint Ives?
In Saint Ives, the average seawater temperature in December is 11.8°C (53.2°F). 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.
What is the month with the shortest days in Saint Ives?
With an average of 8h and 6min of daylight, December has the shortest days of the year in Saint Ives, United Kingdom.
How many hours of daylight does Saint Ives have in December?
In December, the average day length is 8h and 8min.
When are sunrise and sunset in December in Saint Ives?
On the first day of December, sunrise is at 8:00 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 8:21 am and sunset at 4:29 pm GMT.
Average sea temperature in December
Saint Ives, United Kingdom
- Average sea temperature in December: 11.8°C
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight in December
Saint Ives, United Kingdom
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
Saint Ives, United Kingdom
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
