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 is characterized by a slight reduction in average high-temperature, easing from an enjoyable 62.8°F (17.1°C) in November to a cool 54.1°F (12.3°C). During December, the temperature is averaged to a low of 40.1°F (4.5°C) at night.Humidity
In Cooper, the average relative humidity in December is 75%.Rainfall
In Cooper, in December, it is raining for 11.3 days, with typically 2.83" (72mm) of accumulated precipitation. Throughout the year, there are 150.3 rainfall days, and 35.31" (897mm) of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 5:15 pm. On the last day of December, in Cooper, sunrise is at 7:26 am and sunset at 5:25 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.4h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 during December translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cooper in December?
What is the average humidity in December?
How much does it rain in Cooper in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Cooper have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Cooper, TX
- Average high temperature in December: 54.1°F
The warmest month (with the highest average high temperature) is August (93.7°F).
The month with the lowest average high temperature is January (52.5°F).
- Average low temperature in December: 40.1°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (37°F).
Average pressure in December
Cooper, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Cooper, TX
- Average wind speed in December: 8.4mph
The windiest months (with the highest average wind speed) are February and March (9.3mph).
The calmest months (with the lowest average wind speed) are August and September (6.3mph).
Average humidity in December
Cooper, TX
- Average humidity in December: 75%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (64%).
Average rainfall in December
Cooper, TX
- Average rainfall in December: 2.83"
The wettest month (with the highest rainfall) is October (3.98").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in December
Cooper, TX
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in December
Cooper, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in December
Cooper, TX
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Cooper, TX
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Cooper, TX
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is April (13.5 days).
Average UV index in December
Cooper, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Cooper, TX
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Cooper, TX
- 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).
Cooper, Texas, USA
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