Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As November transitions into December, the average high-temperature rests at a still frosty 8.5°C (47.3°F), maintaining a close resemblance to the previous month. In Y Felinheli, the nocturnal temperatures throughout December show a marginal dip from the daytime averages, settling at a wintry 5.8°C (42.4°F).Humidity
In Y Felinheli, the average relative humidity in December is 84%.Rainfall
In December, in Y Felinheli, the rain falls for 23.3 days. Throughout December, 86mm (3.39") of precipitation is accumulated. Throughout the year, in Y Felinheli, there are 236.8 rainfall days, and 754mm (29.69") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Y Felinheli, during December, snow falls for 1.7 days and regularly aggregates up to 12mm (0.47") of snow. In Y Felinheli, United Kingdom, during the entire year, snow falls for 8.8 days and aggregates up to 58mm (2.28") of snow.Daylight
December has the shortest days of the year in Y Felinheli, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 8:08 am and sunset at 4:03 pm. On the last day of December, sunrise is at 8:31 am and sunset at 4:09 pm GMT.
Sunshine
With an average of 3.4h of sunshine, December has the least sunshine of the year in Y Felinheli.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the temperature in December in Y Felinheli?
What is the average humidity in December in Y Felinheli?
How many days does it rain in December in Y Felinheli?
How many days does it snow in December in Y Felinheli?
What is the month with the shortest days in Y Felinheli?
How many hours of daylight does Y Felinheli have in December?
When are sunrise and sunset in December in Y Felinheli?
What is the month with the least sunshine in Y Felinheli?
How many hours of sunshine does Y Felinheli have in December?
When is the lowest UV index in Y Felinheli?
What is the UV index reading in December in Y Felinheli?
Average temperature in December
Y Felinheli, United Kingdom
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is July (16.7°C).
The month with the lowest average high temperature is February (7°C).
- Average low temperature in December: 5.8°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in December
Y Felinheli, United Kingdom
- Average pressure in December: 1011.9mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in December
Y Felinheli, United Kingdom
- Average wind speed in December: 25.3km/h
The windiest month (with the highest average wind speed) is December (25.3km/h).
The calmest month (with the lowest average wind speed) is June (15.1km/h).
Average humidity in December
Y Felinheli, United Kingdom
- Average humidity in December: 84%
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is April (81%).
Average rainfall in December
Y Felinheli, United Kingdom
- Average rainfall in December: 86mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in December
Y Felinheli, United Kingdom
- Average rainfall days in December: 23.3 days
The month with the highest number of rainy days is August (23.6 days).
The month with the least rainy days is April (16.3 days).
Average snowfall in December
Y Felinheli, United Kingdom
- Average snowfall in December: 12mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Y Felinheli, United Kingdom
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Y Felinheli, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is May (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in December
Y Felinheli, United Kingdom
- Average sunshine days in December: 4.2 days
The month with the most sunshine days is April (11.4 days).
The month with the least sunshine days is December (4.2 days).
Average UV index in December
Y Felinheli, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Y Felinheli, United Kingdom
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 49).
Average visibility in December
Y Felinheli, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, November and December (9km).
Y Felinheli, United Kingdom
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