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
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a chilly 48.9°F (9.4°C) to a wintry 40.5°F (4.7°C). In December, the average low-temperature in Crawley records at a freezing cold 28.4°F (-2°C) during the nights.Humidity
In Crawley, the average relative humidity in December is 83%.Rainfall
In Crawley, in December, during 11.9 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 181.7 rainfall days, and 35.31" (897mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Crawley, West Virginia, in December, snow falls for 9.7 days, with typically accumulated 6.93" (176mm) of snow. In Crawley, during the entire year, snow falls for 50.2 days and aggregates up to 32.83" (834mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:20 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:13 pm EST.
Sunshine
In Crawley, the average sunshine in December is 4.3h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is it cold in Crawley during December?
What is the average humidity in December in Crawley?
How many days does it rain in December in Crawley?
How much does it snow in Crawley in December?
What is the month with the shortest days in Crawley?
How many hours of daylight does Crawley have in December?
What time are sunrise and sunset in December in Crawley?
How many hours of sunshine does Crawley have in December?
When is the lowest UV index in Crawley?
What is the UV index reading in December in Crawley?
Average temperature in December
Crawley, WV
- Average high temperature in December: 40.5°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Crawley, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Crawley, WV
- Average wind speed in December: 6.9mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Crawley, WV
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are June, July and November (79%).
Average rainfall in December
Crawley, WV
- Average rainfall in December: 3.31"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Crawley, WV
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in December
Crawley, WV
- Average snowfall in December: 6.93"
The month with the highest snowfall is February (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Crawley, WV
- Average snowfall days in December: 9.7 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Crawley, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are June and July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Crawley, WV
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (7.4 days).
Average UV index in December
Crawley, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Crawley, WV
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are June and August (Cloud cover 41).
Average visibility in December
Crawley, WV
- Average visibility in December: 4mi
The months with the highest visibility are March, April, June, July and November (5mi).
The months with the lowest visibility are January, February, May, August, September, October and December (4mi).
Crawley, West Virginia, USA
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