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 into December is marked with an average high-temperature of a chilly 8.2°C (46.8°F), showing an insignificant shift from November's 10.3°C (50.5°F). Knaphill maintains a consistent average nighttime low-temperature of 3.6°C (38.5°F) throughout December.Humidity
The most humid month is December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 13.6 days and typically aggregates up to 39mm (1.54") of precipitation.Snowfall
January through March, November and December are months with snowfall. The months with the most snowfall in Knaphill are January and December, with an average 16mm (0.63") of accumulated snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:45 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 4:04 pm GMT.
Sunshine
In Knaphill, 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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the temperature in December in Knaphill?
What is the most humid month in Knaphill?
What is the average humidity in December in Knaphill?
What is the rainiest month in Knaphill?
How many days does it rain in December in Knaphill?
What is the snowiest month in Knaphill?
How much does it snow in Knaphill in December?
What is the month with the shortest days in Knaphill?
What is the average length of the day in December in Knaphill?
What time are sunrise and sunset in December in Knaphill?
How long on average sun shines in December in Knaphill?
What is the month with the lowest UV index in Knaphill?
How high is the UV index in December in Knaphill?
Average temperature in December
Knaphill, United Kingdom
- Average high temperature in December: 8.2°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in December: 3.6°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in December
Knaphill, United Kingdom
- Average pressure in December: 1014.7mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in December
Knaphill, United Kingdom
- Average wind speed in December: 17.4km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest months (with the lowest average wind speed) are July and August (12.8km/h).
Average humidity in December
Knaphill, United Kingdom
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Knaphill, United Kingdom
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is December (39mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days in December
Knaphill, United Kingdom
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is September (10.2 days).
Average snowfall in December
Knaphill, United Kingdom
- Average snowfall in December: 16mm
The months with the highest snowfall are January and December (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Knaphill, United Kingdom
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is February (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
Knaphill, United Kingdom
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 8h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Knaphill, United Kingdom
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in December
Knaphill, 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
Knaphill, United Kingdom
- Average cloud cover in December: 57
The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are April, July and September (Cloud cover 47).
Average visibility in December
Knaphill, 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).
Knaphill, United Kingdom
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