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 into December subtly marks a drop in the average high-temperature, moderately moving from a comfortable 64.8°F (18.2°C) in November to a mild 55.9°F (13.3°C). An average low-temperature of 41.5°F (5.3°C) is recorded in the month of December in Colleyville.Humidity
The average relative humidity in December in Colleyville is 67%.Rainfall
In Colleyville, in December, during 5.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, there are 97.1 rainfall days, and 8.66" (220mm) of precipitation is accumulated.Snowfall
In Colleyville, Texas, snow does not fall in January, March through December.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 7:13 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:32 pm CST.
Sunshine
December has the least sunshine of the year in Colleyville, Texas, with an average of 5.7h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Colleyville. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Colleyville?
What is the average humidity in December in Colleyville?
How many days does it rain in December in Colleyville?
When it does not snow in Colleyville?
What is the month with the shortest days in Colleyville?
How many hours of daylight does Colleyville have in December?
When is the sunrise / sunset in December in Colleyville?
What is the month with the least sunshine in Colleyville?
How many hours of sunshine does Colleyville have in December?
What are the months with the lowest UV index in Colleyville?
What is the UV index reading in December in Colleyville?
Average temperature in December
Colleyville, TX
- Average high temperature in December: 55.9°F
The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (54.5°F).
- Average low temperature in December: 41.5°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in December
Colleyville, 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 (29.9"Hg).
Average wind speed in December
Colleyville, TX
- Average wind speed in December: 8.6mph
The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).
Average humidity in December
Colleyville, TX
- Average humidity in December: 67%
The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (54%).
Average rainfall in December
Colleyville, TX
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is February (0.35").
Average rainfall days in December
Colleyville, TX
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is September (11.5 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in December
Colleyville, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Colleyville, TX
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.2 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
Colleyville, 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 4min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Colleyville, TX
- Average sunshine days in December: 23.9 days
The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is September (16.3 days).
Average UV index in December
Colleyville, TX
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Colleyville, TX
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Colleyville, 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).
Colleyville, Texas, USA
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