Weather in December
Sunderland closes the year with the advent of December, characterized by even cooler sea temperatures and significantly reduced daylight hours. The sea temperature cools further to 9.1°C (48.4°F) from November’s reading. Greater cold seeps into the region while daylight hours dwindle to mark the arrival of the winter solstice. Thus, Sunderland concludes the year, setting the stage for the climatic cycle to recommence in January.
Note: It is risky to swim in 9.1°C (48.4°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
On the first day of the month, sunrise is at 8:06 am and sunset at 3:42 pm. On the last day of December, sunrise is at 8:29 am and sunset at 3:47 pm GMT.
Sea temperature
In Sunderland, United Kingdom, the average seawater temperature in December is 9.1°C (48.4°F).Note: It is risky to swim in 9.1°C (48.4°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Daylight
With an average of 7h and 18min of daylight, December has the shortest days of the year in Sunderland.On the first day of the month, sunrise is at 8:06 am and sunset at 3:42 pm. On the last day of December, sunrise is at 8:29 am and sunset at 3:47 pm GMT.
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea water temperature in December in Sunderland?
In December, the average sea temperature is 9.1°C (48.4°F). Swimming in 9.1°C (48.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the month with the shortest days in Sunderland?
With an average of 7h and 18min of daylight, December has the shortest days of the year in Sunderland.
How many hours of daylight does Sunderland have in December?
In December, the average day length is 7h and 19min.
When is the sunrise / sunset in December in Sunderland?
In December, on the first day of the month, sunrise is at 8:06 am and sunset at 3:42 pm. On the last day of the month, in Sunderland, United Kingdom, sunrise is at 8:29 am and sunset at 3:47 pm GMT.
Average sea temperature in December
Sunderland, United Kingdom
- Average sea temperature in December: 9.1°C
The best month for swimming (with the highest average sea temperature) is August (15.7°C).
The coldest month (with the lowest average sea temperature) is March (6.7°C).
Average daylight in December
Sunderland, United Kingdom
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
Sunderland, United Kingdom
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