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
December reports an average high-temperature of a chilly 7.5°C (45.5°F), slightly varied from November's 10.2°C (50.4°F). Great Leighs's average nighttime temperature in December modestly descends to a cold 3.5°C (38.3°F).Humidity
December is the most humid month in Great Leighs, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall. Rain falls for 12.8 days and accumulates 42mm (1.65") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Great Leighs, during December, snow falls for 1.8 days and regularly aggregates up to 17mm (0.67") of snow. In Great Leighs, during the entire year, snow falls for 10.3 days and aggregates up to 71mm (2.8") of snow.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:43 am and sunset at 3:50 pm. On the last day of December, in Great Leighs, sunrise is at 8:05 am and sunset at 3:57 pm GMT.
Sunshine
In Great Leighs, the average sunshine in December is 4.3h.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 value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 during December translates into the following guidance:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What are December temperatures in Great Leighs?
What is the most humid month in Great Leighs?
What is the average humidity in December in Great Leighs?
What is the rainiest month in Great Leighs?
How many days does it rain in December in Great Leighs?
How much does it snow in Great Leighs in December?
What is the month with the shortest days in Great Leighs?
What is the average length of the day in December in Great Leighs?
What time are sunrise and sunset in December in Great Leighs?
How many hours of sunshine does Great Leighs have in December?
What is the month with the lowest UV index in Great Leighs?
How high is the UV index in December in Great Leighs?
Average temperature in December
Great Leighs, United Kingdom
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 3.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in December
Great Leighs, 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 (1010.6mbar).
Average wind speed in December
Great Leighs, United Kingdom
- Average wind speed in December: 18.6km/h
The windiest month (with the highest average wind speed) is February (18.7km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).
Average humidity in December
Great Leighs, 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
Great Leighs, United Kingdom
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Great Leighs, United Kingdom
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Great Leighs, United Kingdom
- Average snowfall in December: 17mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Great Leighs, United Kingdom
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (4 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
Great Leighs, 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 month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Great Leighs, United Kingdom
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is February (11.6 days).
Average UV index in December
Great Leighs, 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
Great Leighs, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 46).
Average visibility in December
Great Leighs, 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).
Great Leighs, United Kingdom
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