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
The shift from November to December involves a decrease in the average high-temperature, from a mild 57.2°F (14°C) to a frosty 47.1°F (8.4°C). Westville experiences an average nighttime temperature of 32.7°F (0.4°C) in the month of December.Humidity
In Westville, the average relative humidity in December is 74%.Rainfall
In Westville, in December, during 8.3 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Westville, during the entire year, the rain falls for 144.4 days and collects up to 32.32" (821mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Westville, in December, during 1.7 snowfall days, 0.51" (13mm) of snow is typically accumulated. In Westville, during the entire year, snow falls for 9.3 days and aggregates up to 4.17" (106mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December, 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, Oklahoma, 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 ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. To protect against the Sun's most potent rays, avoid direct exposure around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Westville have in December?
When is the lowest UV index?
What is the UV index reading in December?
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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