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
Selby experiences a subtle adjustment in high-temperatures to a still chilly 6.5°C (43.7°F) with the onset of December, maintaining near parity with November's 9.3°C (48.7°F). In Selby, December nights maintain a consistent temperature, with an average low of 2.5°C (36.5°F).Humidity
December is the most humid month in Selby, with an average relative humidity of 89%.Rainfall
In Selby, during December, the rain falls for 15 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, in Selby, there are 168 rainfall days, and 398mm (15.67") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, in Selby, it is snowing for 1.6 days. Throughout December, 12mm (0.47") of snow is accumulated. In Selby, United Kingdom, during the entire year, snow falls for 10.1 days and aggregates up to 62mm (2.44") of snow.Daylight
December has the shortest days of the year in Selby, United Kingdom, with an average of 7h and 30min of daylight.On the first day of the month, sunrise is at 7:59 am and sunset at 3:47 pm. On the last day of December, in Selby, sunrise is at 8:21 am and sunset at 3:53 pm GMT.
Sunshine
In Selby, United Kingdom, the average sunshine in December is 4.7h.UV index
The months with the lowest UV index in Selby are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
Is December cold in Selby?
What is the most humid month in Selby?
What is the average humidity in December in Selby?
How much does it rain in Selby in December?
How much does it snow in Selby in December?
What is the month with the shortest days in Selby?
How many hours of daylight does Selby have in December?
When are sunrise and sunset in December in Selby?
How many hours of sunshine does Selby have in December?
What are the months with the lowest UV index in Selby?
What is the UV index intensity in December in Selby?
Average temperature in December
Selby, United Kingdom
- Average high temperature in December: 6.5°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in December
Selby, United Kingdom
- Average pressure in December: 1011.6mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in December
Selby, United Kingdom
- Average wind speed in December: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.1km/h).
The calmest months (with the lowest average wind speed) are June and July (12.1km/h).
Average humidity in December
Selby, 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 (77%).
Average rainfall in December
Selby, United Kingdom
- Average rainfall in December: 32mm
The wettest months (with the highest rainfall) are October and November (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Selby, United Kingdom
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is April (11.4 days).
Average snowfall in December
Selby, United Kingdom
- Average snowfall in December: 12mm
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
Selby, United Kingdom
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (3.8 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
Selby, United Kingdom
- Average daylight in December: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 4h and 4min
The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Selby, United Kingdom
- Average sunshine days in December: 13.3 days
The months with the most sunshine days are March and April (14.9 days).
The month with the least sunshine days is August (11.6 days).
Average UV index in December
Selby, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is 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
Selby, United Kingdom
- Average cloud cover in December: 54
The months with the most cloud cover are February and November (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in December
Selby, 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).
Selby, United Kingdom
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