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
Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a mild 57.2°F (14°C) to a frosty 47.1°F (8.4°C). Westville's nights in December experience an average temperature drop to a wintry 32.7°F (0.4°C).Humidity
The average relative humidity in December in Westville, Oklahoma, is 74%.Rainfall
In Westville, during December, the rain falls for 8.3 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 144.4 rainfall days, and 32.32" (821mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Westville, during December, snow falls for 1.7 days and regularly aggregates up to 0.51" (13mm) of snow. Throughout the year, there are 9.3 snowfall days, and 4.17" (106mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December in Westville, sunrise is at 7:10 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:14 pm CST.
Sunshine
In Westville, the average sunshine in December is 5.4h.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What are December temperatures in Westville?
What is the average humidity in December in Westville?
How much does it rain in Westville in December?
How much does it snow in Westville in December?
What is the month with the shortest days in Westville?
How many hours of daylight does Westville have in December?
When is the sunrise / sunset in December in Westville?
How many hours of sunshine does Westville have in December?
What is the month with the lowest UV index in Westville?
What is the UV index intensity in December in Westville?
Average temperature in December
Westville, OK
- Average high temperature in December: 47.1°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in December
Westville, OK
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Westville, OK
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Westville, OK
- Average humidity in December: 74%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in December
Westville, OK
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in December
Westville, OK
- Average rainfall days in December: 8.3 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Westville, OK
- Average snowfall in December: 0.51"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Westville, OK
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Westville, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Westville, OK
- Average sunshine days in December: 20 days
The month with the most sunshine days is December (20 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in December
Westville, OK
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Westville, OK
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Westville, OK
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Westville, Oklahoma, USA
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