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
Mattishall's entry into December measures an average high-temperature of a frosty 7.5°C (45.5°F), closely parallel to the preceding month. Mattishall reports an average low-temperature of 4.3°C (39.7°F) during the subtly cooler December nights.Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
In Mattishall, in December, during 15.5 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, in Mattishall, there are 169.3 rainfall days, and 297mm (11.69") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, in Mattishall, it is snowing for 2 days. Throughout December, 6mm (0.24") of snow is accumulated. Throughout the year, there are 11.5 snowfall days, and 46mm (1.81") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 42min of daylight.On the first day of December, sunrise is at 7:45 am and sunset at 3:44 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 3:50 pm GMT.
Sunshine
The average sunshine in December in Mattishall is 4.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the average December temperature in Mattishall?
What are the most humid months in Mattishall?
What is the average humidity in December in Mattishall?
How many days does it rain in December in Mattishall?
How many days does it snow in December in Mattishall?
What is the month with the shortest days in Mattishall?
How many hours of daylight does Mattishall have in December?
When is the sunrise / sunset in December in Mattishall?
How many hours of sunshine does Mattishall have in December?
What is the month with the lowest UV index in Mattishall?
What is the UV index reading in December in Mattishall?
Average temperature in December
Mattishall, United Kingdom
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 4.3°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in December
Mattishall, United Kingdom
- Average pressure in December: 1013.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in December
Mattishall, United Kingdom
- Average wind speed in December: 22.2km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in December
Mattishall, United Kingdom
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Mattishall, United Kingdom
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is October (33mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Mattishall, United Kingdom
- Average rainfall days in December: 15.5 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in December
Mattishall, United Kingdom
- Average snowfall in December: 6mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Mattishall, United Kingdom
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (4.4 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
Mattishall, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Mattishall, United Kingdom
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is April (15.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Mattishall, 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
Mattishall, United Kingdom
- Average cloud cover in December: 58
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in December
Mattishall, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, August, September, October and November (10km).
The months with the lowest visibility are January, February, June, July and December (9km).
Mattishall, United Kingdom
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