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 advent of December observes an average high-temperature of a chilly 7.4°C (45.3°F), nearly identical to November's 10.1°C (50.2°F). South Mimms records a negligible downturn from daytime temperatures, averaging a low of 3.3°C (37.9°F) in the month of December.Humidity
With an average relative humidity of 89%, December is the most humid month in South Mimms, United Kingdom.Rainfall
The month with the most rainfall in South Mimms is December, when the rain falls for 13.6 days and typically aggregates up to 47mm (1.85") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In South Mimms, United Kingdom, in December, snow falls for 1.8 days, with typically accumulated 17mm (0.67") of snow. In South Mimms, United Kingdom, during the entire year, snow falls for 10.6 days and aggregates up to 65mm (2.56") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 54min of daylight.On the first day of December, sunrise is at 7:45 am and sunset at 3:54 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 4:00 pm GMT.
Sunshine
The average sunshine in December in South Mimms, United Kingdom, is 4.4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for South Mimms in December?
What is the most humid month in South Mimms?
What is the average humidity in December in South Mimms?
What is the rainiest month in South Mimms?
How many days does it rain in December in South Mimms?
How much does it snow in South Mimms in December?
What is the month with the shortest days in South Mimms?
How many hours of daylight does South Mimms have in December?
When are sunrise and sunset in December in South Mimms?
How long on average sun shines in December in South Mimms?
What are the months with the lowest UV index in South Mimms?
What is the UV index reading in December in South Mimms?
Average temperature in December
South Mimms, United Kingdom
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in December: 3.3°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
South Mimms, United Kingdom
- Average pressure in December: 1014.3mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
South Mimms, United Kingdom
- Average wind speed in December: 17.6km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
South Mimms, United Kingdom
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
South Mimms, United Kingdom
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is December (47mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
South Mimms, United Kingdom
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is March (12.2 days).
Average snowfall in December
South Mimms, United Kingdom
- Average snowfall in December: 17mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
South Mimms, United Kingdom
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (4.3 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
South Mimms, 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: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
South Mimms, United Kingdom
- Average sunshine days in December: 14.1 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (11.4 days).
Average UV index in December
South Mimms, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
South Mimms, United Kingdom
- Average cloud cover in December: 58
The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 48).
Average visibility in December
South Mimms, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
South Mimms, United Kingdom
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