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
As Chorleywood transitions from November to December, the average high-temperatures adjust to a still frosty 7.4°C (45.3°F), nearly the same as the previous 9.9°C (49.8°F). Chorleywood encounters a negligible difference from daytime peaks throughout the December nights, with a low-temperature average of 2.9°C (37.2°F).Humidity
The most humid month is December, with an average relative humidity of 90%.Rainfall
In Chorleywood, United Kingdom, in December, it is raining for 12 days, with typically 24mm (0.94") of accumulated precipitation. In Chorleywood, during the entire year, the rain falls for 140.9 days and collects up to 239mm (9.41") of precipitation.Snowfall
Months with snowfall in Chorleywood are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.4 snowfall days, it receives 4mm (0.16") of snow. In Chorleywood, during the entire year, snow falls for 6.3 days and aggregates up to 28mm (1.1") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 7:46 am and sunset at 3:55 pm. On the last day of December, sunrise is at 8:08 am and sunset at 4:02 pm GMT.
Sunshine
In Chorleywood, 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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the average December temperature in Chorleywood?
What is the most humid month in Chorleywood?
What is the average humidity in December in Chorleywood?
How many days does it rain in December in Chorleywood?
When does it start to snow in Chorleywood?
What is the month with the shortest days in Chorleywood?
How many hours of daylight does Chorleywood have in December?
When is the sunrise / sunset in December in Chorleywood?
How many hours of sunshine does Chorleywood have in December?
When is the lowest UV index in Chorleywood?
What is the UV index reading in December in Chorleywood?
Average temperature in December
Chorleywood, United Kingdom
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Chorleywood, United Kingdom
- Average pressure in December: 1014.2mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in December
Chorleywood, United Kingdom
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
Chorleywood, United Kingdom
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Chorleywood, United Kingdom
- Average rainfall in December: 24mm
The wettest month (with the highest rainfall) is June (31mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Chorleywood, United Kingdom
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is July (14.2 days).
The months with the least rainy days are February and September (9.3 days).
Average snowfall in December
Chorleywood, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Chorleywood, United Kingdom
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.3 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
Chorleywood, 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 July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Chorleywood, United Kingdom
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is August (12.7 days).
Average UV index in December
Chorleywood, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is 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
Chorleywood, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and September (Cloud cover 49).
Average visibility in December
Chorleywood, 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).
Chorleywood, United Kingdom
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