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
Calstone Wellington indicates an average high-temperature of a still chilly 7.3°C (45.1°F) in December, showing minor variation from November's 9.7°C (49.5°F). Consistently, Calstone Wellington reports average nighttime temperatures of 2.9°C (37.2°F) during December, a marginal step down from its daytime highs.Humidity
The most humid month in Calstone Wellington is December, with an average relative humidity of 91%.Rainfall
In Calstone Wellington, in December, it is raining for 13.9 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, in Calstone Wellington, United Kingdom, there are 178.2 rainfall days, and 397mm (15.63") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Calstone Wellington. December is the first month it typically snows. Throughout December, in the average 1.1 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, there are 6.3 snowfall days, and 33mm (1.3") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of December, sunrise is at 7:51 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:09 pm GMT.
Sunshine
In December, the average sunshine in Calstone Wellington is 3.8h.UV index
The months with the lowest UV index in Calstone Wellington, United Kingdom, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Calstone Wellington in December?
What is the most humid month in Calstone Wellington?
What is the average humidity in December in Calstone Wellington?
How much does it rain in Calstone Wellington in December?
When does it start to snow in Calstone Wellington?
What is the month with the shortest days in Calstone Wellington?
How many hours of daylight does Calstone Wellington have in December?
When is the sunrise / sunset in December in Calstone Wellington?
How long on average sun shines in December in Calstone Wellington?
When is the lowest UV index in Calstone Wellington?
What is the UV index reading in December in Calstone Wellington?
Average temperature in December
Calstone Wellington, United Kingdom
- Average high temperature in December: 7.3°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (11.9°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Calstone Wellington, United Kingdom
- Average pressure in December: 1014.2mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in December
Calstone Wellington, United Kingdom
- Average wind speed in December: 17.7km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).
Average humidity in December
Calstone Wellington, United Kingdom
- Average humidity in December: 91%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (82%).
Average rainfall in December
Calstone Wellington, United Kingdom
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is June (44mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in December
Calstone Wellington, United Kingdom
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is July (19.4 days).
The months with the least rainy days are February and September (12.5 days).
Average snowfall in December
Calstone Wellington, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Calstone Wellington, United Kingdom
- Average snowfall days in December: 1.1 days
The months with the highest number of snowfall days are January and February (2 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
Calstone Wellington, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 24min).
Average sunshine days in December
Calstone Wellington, United Kingdom
- Average sunshine days in December: 13.8 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in December
Calstone Wellington, 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, November and December (UV index 2).
Average cloud cover in December
Calstone Wellington, United Kingdom
- Average cloud cover in December: 62
The month with the most cloud cover is November (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in December
Calstone Wellington, 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).
Calstone Wellington, United Kingdom
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