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
The transition from November to December brings an average high-temperature of a frosty 8.6°C (47.5°F), barely different from November's 10.4°C (50.7°F). The nights of December cool down to an average low of 5.4°C (41.7°F), subtly lower than daytime highs.Humidity
In December, the average relative humidity is 86%.Rainfall
In Llanllwch, during December, the rain falls for 20.6 days and regularly aggregates up to 59mm (2.32") of precipitation. In Llanllwch, during the entire year, the rain falls for 210.2 days and collects up to 515mm (20.28") of precipitation.Snowfall
Months with snowfall in Llanllwch are January, February, November and December. In Llanllwch, in December, during 0.9 snowfall days, 5mm (0.2") of snow is typically accumulated. Throughout the year, in Llanllwch, there are 3.9 snowfall days, and 15mm (0.59") of snow is accumulated.Daylight
December has the shortest days of the year in Llanllwch, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 8:02 am and sunset at 4:10 pm. On the last day of December, in Llanllwch, sunrise is at 8:24 am and sunset at 4:16 pm GMT.
Sunshine
In December, the average sunshine is 3.7h.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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What is the average December temperature in Llanllwch?
What is the average humidity in December in Llanllwch?
How many days does it rain in December in Llanllwch?
How many days does it snow in December in Llanllwch?
What is the month with the shortest days in Llanllwch?
What is the average length of the day in December in Llanllwch?
What time are sunrise and sunset in December in Llanllwch?
How many hours of sunshine does Llanllwch have in December?
What is the month with the lowest UV index in Llanllwch?
What is the UV index reading in December in Llanllwch?
Average temperature in December
Llanllwch, United Kingdom
- Average high temperature in December: 8.6°C
The warmest month (with the highest average high temperature) is July (17.9°C).
The month with the lowest average high temperature is February (7.6°C).
- Average low temperature in December: 5.4°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in December
Llanllwch, United Kingdom
- Average pressure in December: 1013.5mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in December
Llanllwch, United Kingdom
- Average wind speed in December: 22.3km/h
The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is June (14.5km/h).
Average humidity in December
Llanllwch, United Kingdom
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in December
Llanllwch, United Kingdom
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is November (60mm).
The driest month (with the least rainfall) is May (24mm).
Average rainfall days in December
Llanllwch, United Kingdom
- Average rainfall days in December: 20.6 days
The month with the highest number of rainy days is December (20.6 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in December
Llanllwch, United Kingdom
- Average snowfall in December: 5mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Llanllwch, United Kingdom
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Llanllwch, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Llanllwch, United Kingdom
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is March (13.2 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in December
Llanllwch, 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
Llanllwch, United Kingdom
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 48).
Average visibility in December
Llanllwch, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Llanllwch, United Kingdom
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