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
Transitioning into December, Harmston records an average high-temperature of a still frosty 6.5°C (43.7°F), almost identical to November's 9.2°C (48.6°F). December nights in Harmston reflect a consistent temperature dip to a cold 2.6°C (36.7°F), a slight descent from daytime peaks.Humidity
December is the most humid month, with an average relative humidity of 90%.Rainfall
In Harmston, in December, during 12.2 rainfall days, 26mm (1.02") of precipitation is typically accumulated. In Harmston, United Kingdom, during the entire year, the rain falls for 158.5 days and collects up to 307mm (12.09") of precipitation.Snowfall
January through March, November and December are months with snowfall in Harmston, United Kingdom. In Harmston, United Kingdom, in December, snow falls for 1.5 days, with typically accumulated 10mm (0.39") of snow. In Harmston, during the entire year, snow falls for 11.8 days and aggregates up to 67mm (2.64") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 36min of daylight.On the first day of December, sunrise is at 7:54 am and sunset at 3:48 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 3:54 pm GMT.
Sunshine
In Harmston, the average sunshine in December is 4.4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harmston, United Kingdom. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
Is December cold in Harmston?
What is the most humid month in Harmston?
What is the average humidity in December in Harmston?
How much does it rain in Harmston in December?
How much does it snow in Harmston in December?
What is the month with the shortest days in Harmston?
What is the average length of the day in December in Harmston?
What time are sunrise and sunset in December in Harmston?
How many hours of sunshine does Harmston have in December?
What are the months with the lowest UV index in Harmston?
What is the UV index reading in December in Harmston?
Average temperature in December
Harmston, United Kingdom
- Average high temperature in December: 6.5°C
The warmest months (with the highest average high temperature) are July and August (20.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in December
Harmston, United Kingdom
- Average pressure in December: 1012.3mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in December
Harmston, United Kingdom
- Average wind speed in December: 18.3km/h
The windiest months (with the highest average wind speed) are February and December (18.3km/h).
The calmest month (with the lowest average wind speed) is July (12.6km/h).
Average humidity in December
Harmston, United Kingdom
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Harmston, United Kingdom
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is June (37mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Harmston, United Kingdom
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (11.1 days).
Average snowfall in December
Harmston, United Kingdom
- Average snowfall in December: 10mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Harmston, United Kingdom
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (5 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
Harmston, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Harmston, United Kingdom
- Average sunshine days in December: 14.2 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in December
Harmston, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Harmston, United Kingdom
- Average cloud cover in December: 57
The months with the most cloud cover are February and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 50).
Average visibility in December
Harmston, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, July, August, September, October and December (9km).
The months with the lowest visibility are June and November (8km).
Harmston, United Kingdom
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