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 transition from November to December sees an average high-temperature of a frosty 7.4°C (45.3°F), indicating a minor variance from the prior month. In Hadley Wood, the month of December brings a consistent average low-temperature of 3.3°C (37.9°F), slightly cooler than its daytime highs.Humidity
December is the most humid month, with an average relative humidity of 89%.Rainfall
The month with the most rainfall in Hadley Wood is December, when the rain falls for 13.6 days and typically aggregates up to 47mm (1.85") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Hadley Wood, in December, during 1.8 snowfall days, 17mm (0.67") of snow is typically accumulated. Throughout the year, in Hadley Wood, there are 10.6 snowfall days, and 65mm (2.56") of snow is accumulated.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year in Hadley Wood.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 8:06 am and sunset at 4:00 pm GMT.
Sunshine
In Hadley Wood, the average sunshine in December is 4.4h.UV index
The months with the lowest UV index in Hadley Wood are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the average December temperature in Hadley Wood?
What is the most humid month in Hadley Wood?
What is the average humidity in December in Hadley Wood?
What is the rainiest month in Hadley Wood?
How much does it rain in Hadley Wood in December?
How many days does it snow in December in Hadley Wood?
What is the month with the shortest days in Hadley Wood?
How many hours of daylight does Hadley Wood have in December?
When is the sunrise / sunset in December in Hadley Wood?
How long on average sun shines in December in Hadley Wood?
What are the months with the lowest UV index in Hadley Wood?
What is the UV index intensity in December in Hadley Wood?
Average temperature in December
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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
Hadley Wood, 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).
Hadley Wood, United Kingdom
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