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
December
Weather in December
Temperature
December is marked by an average high-temperature of a chilly 8.5°C (47.3°F), almost identical to the preceding month. Llancarfan records a mild decrease in temperature during the nights of December, averaging a cold 5.1°C (41.2°F).Humidity
January, November and December, with an average relative humidity of 86%, are the most humid months in Llancarfan.Rainfall
In December, in Llancarfan, the rain falls for 14.8 days. Throughout December, 66mm (2.6") of precipitation is accumulated. In Llancarfan, United Kingdom, during the entire year, the rain falls for 177.9 days and collects up to 579mm (22.8") of precipitation.Snowfall
Months with snowfall in Llancarfan are January through March, November and December. In Llancarfan, in December, snow falls for 0.8 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, in Llancarfan, there are 3.6 snowfall days, and 30mm (1.18") of snow is accumulated.Daylight
December has the shortest days of the year in Llancarfan, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 7:57 am and sunset at 4:08 pm. On the last day of December, sunrise is at 8:18 am and sunset at 4:14 pm GMT.
Sunshine
The average sunshine in December in Llancarfan, United Kingdom, is 4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Llancarfan. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 2 in December translates into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Llancarfan?
What is the most humid month in Llancarfan?
What is the average humidity in December in Llancarfan?
How many days does it rain in December in Llancarfan?
How many days does it snow in December in Llancarfan?
What is the month with the shortest days in Llancarfan?
What is the average length of the day in December in Llancarfan?
When are sunrise and sunset in December in Llancarfan?
How many hours of sunshine does Llancarfan have in December?
What are the months with the lowest UV index in Llancarfan?
What is the UV index reading in December in Llancarfan?
Average temperature in December
Llancarfan, United Kingdom
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in December: 5.1°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest months (with the lowest average low temperature) are January and February (3.8°C).
Average pressure in December
Llancarfan, United Kingdom
- Average pressure in December: 1014.1mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in December
Llancarfan, United Kingdom
- Average wind speed in December: 22km/h
The windiest month (with the highest average wind speed) is February (22.2km/h).
The calmest month (with the lowest average wind speed) is June (15km/h).
Average humidity in December
Llancarfan, United Kingdom
- Average humidity in December: 86%
The months with the highest relative humidity are January, November and December (86%).
The month with the lowest relative humidity is April (81%).
Average rainfall in December
Llancarfan, United Kingdom
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is November (72mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in December
Llancarfan, United Kingdom
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in December
Llancarfan, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Llancarfan, United Kingdom
- Average snowfall days in December: 0.8 days
The months with the highest number of snowfall days are January and February (1.1 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
Llancarfan, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in December
Llancarfan, United Kingdom
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in December
Llancarfan, 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
Llancarfan, United Kingdom
- Average cloud cover in December: 60
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and May (Cloud cover 47).
Average visibility in December
Llancarfan, 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).
