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
During the shift to December, a minor reduction in average high-temperature is observed, shifting from a comfortable 67.1°F (19.5°C) in November to a mild 59°F (15°C). Throughout December, the average low-temperature records at a chilly 44.1°F (6.7°C).Humidity
The average relative humidity in December is 70%.Rainfall
In Weir, in December, during 9.3 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, in Weir, there are 139.3 rainfall days, and 21.93" (557mm) of precipitation is accumulated.Snowfall
In Weir, snow does not fall in March through December.Daylight
The month with the shortest days is December, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 7:10 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:39 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.4h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Take precautions - Protection against sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Weir?
What is the average humidity in December in Weir?
How much does it rain in December?
When it does not snow in Weir?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Weir have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Weir, TX
- Average high temperature in December: 59°F
The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (58.5°F).
- Average low temperature in December: 44.1°F
The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).
Average pressure in December
Weir, TX
- Average pressure in December: 30.11"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
Weir, TX
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).
Average humidity in December
Weir, TX
- Average humidity in December: 70%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Weir, TX
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in December
Weir, TX
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in December
Weir, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Weir, TX
- Average snowfall days in December: 0.3 days
The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Weir, TX
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Weir, TX
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is September (12.4 days).
Average UV index in December
Weir, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Weir, TX
- Average cloud cover in December: 40
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Weir, 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).
Weir, Texas, USA
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