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
December's presence marks an average high-temperature of a still chilly 6.6°C (43.9°F), subtly varied from November's 9.3°C (48.7°F). Night temperatures during December experience a slight downturn, averaging a cold 2.6°C (36.7°F).Humidity
December is the most humid month, with an average relative humidity of 90%.Rainfall
In Sleaford, in December, it is raining for 12.4 days, with typically 21mm (0.83") of accumulated precipitation. Throughout the year, there are 150.1 rainfall days, and 270mm (10.63") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Sleaford. In Sleaford, in December, snow falls for 1.5 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, there are 11.6 snowfall days, and 52mm (2.05") of snow is accumulated.Daylight
December has the shortest days of the year in Sleaford, with an average of 7h and 42min of daylight.On the first day of December in Sleaford, sunrise is at 7:52 am and sunset at 3:48 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 3:54 pm GMT.
Sunshine
The average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold does it get in Sleaford in December?
What is the most humid month in Sleaford?
What is the average humidity in December in Sleaford?
How many days does it rain in December in Sleaford?
How many days does it snow in December in Sleaford?
What is the month with the shortest days in Sleaford?
How many hours of daylight does Sleaford have in December?
When is the sunrise / sunset in December in Sleaford?
How many hours of sunshine does Sleaford have in December?
What are the months with the lowest UV index in Sleaford?
What is the UV index reading in December in Sleaford?
Average temperature in December
Sleaford, United Kingdom
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (5.9°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 (1.6°C).
Average pressure in December
Sleaford, United Kingdom
- Average pressure in December: 1012.5mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).
Average wind speed in December
Sleaford, United Kingdom
- Average wind speed in December: 18.4km/h
The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in December
Sleaford, 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 (77%).
Average rainfall in December
Sleaford, United Kingdom
- Average rainfall in December: 21mm
The wettest month (with the highest rainfall) is June (38mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Sleaford, United Kingdom
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in December
Sleaford, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Sleaford, United Kingdom
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (4.7 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
Sleaford, 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 1min
The month with the most sunshine is August (Average sunshine: 7h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Sleaford, United Kingdom
- Average sunshine days in December: 14.2 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Sleaford, 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
Sleaford, United Kingdom
- Average cloud cover in December: 58
The months with the most cloud cover are February and November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 51).
Average visibility in December
Sleaford, 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).
Sleaford, United Kingdom
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