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
The commencement of December notes an average high-temperature of a still frosty 7°C (44.6°F), exhibiting little difference from the previous month. During the December nights, Merrington's temperature maintains an average close to the daytime highs, settling at a wintry 2.6°C (36.7°F).Humidity
January, November and December, with an average relative humidity of 90%, are the most humid months in Merrington.Rainfall
In Merrington, United Kingdom, in December, during 14.4 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, in Merrington, United Kingdom, there are 174.3 rainfall days, and 415mm (16.34") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 1.6 days and typically aggregates up to 27mm (1.06") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 42min of daylight.On the first day of December in Merrington, sunrise is at 8:01 am and sunset at 3:59 pm. On the last day of the month, sunrise is at 8:23 am and sunset at 4:05 pm GMT.
Sunshine
In December, the average sunshine is 4.4h.UV index
The months with the lowest UV index in Merrington are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Merrington?
What is the most humid month in Merrington?
What is the average humidity in December in Merrington?
How many days does it rain in December in Merrington?
When does it snow the most in Merrington?
How many days does it snow in December in Merrington?
What is the month with the shortest days in Merrington?
How many hours of daylight does Merrington have in December?
When is the sunrise / sunset in December in Merrington?
How long on average sun shines in December in Merrington?
What are the months with the lowest UV index in Merrington?
What is the UV index reading in December in Merrington?
Average temperature in December
Merrington, United Kingdom
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Merrington, United Kingdom
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in December
Merrington, United Kingdom
- Average wind speed in December: 16.7km/h
The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is June (11.8km/h).
Average humidity in December
Merrington, United Kingdom
- Average humidity in December: 90%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is May (82%).
Average rainfall in December
Merrington, United Kingdom
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is June (54mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Merrington, United Kingdom
- Average rainfall days in December: 14.4 days
The month with the highest number of rainy days is November (16.9 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Merrington, United Kingdom
- Average snowfall in December: 27mm
The month with the highest snowfall is December (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Merrington, United Kingdom
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (3 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
Merrington, 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).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 18min).
The months with the least sunshine are February and November (Average sunshine: 3h and 54min).
Average sunshine days in December
Merrington, United Kingdom
- Average sunshine days in December: 12 days
The month with the most sunshine days is March (14.8 days).
The month with the least sunshine days is November (10.1 days).
Average UV index in December
Merrington, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (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
Merrington, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in December
Merrington, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).
