December
Weather in December
Sea temperature
In Pwllheli, United Kingdom, in December, the average water temperature is 10.8°C (51.4°F).Note: Danger awaits those who swim in 10.8°C (51.4°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 Pwllheli, with an average of 7h and 42min of daylight.On the first day of December in Pwllheli, United Kingdom, sunrise is at 8:08 am and sunset at 4:05 pm. On the last day of the month, sunrise is at 8:30 am and sunset at 4:11 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 Pwllheli?
In Pwllheli, United Kingdom, in December, the average water temperature is 10.8°C (51.4°F). Swimming in 10.8°C (51.4°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 Pwllheli?
December has the shortest days of the year in Pwllheli, United Kingdom, with an average of 7h and 42min of daylight.
How many hours of daylight does Pwllheli have in December?
In December, the average day length in Pwllheli, United Kingdom, is 7h and 41min.
When is the sunrise / sunset in December in Pwllheli?
In December, on the first day of the month, sunrise is at 8:08 am and sunset at 4:05 pm. On the last day of the month, in Pwllheli, United Kingdom, sunrise is at 8:30 am and sunset at 4:11 pm GMT.
Average sea temperature in December
Pwllheli, United Kingdom
- Average sea temperature in December: 10.8°C
The best month for swimming (with the highest average sea temperature) is September (15.7°C).
The coldest months (with the lowest average sea temperature) are February and March (8.3°C).
Average daylight in December
Pwllheli, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
