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
Arrival of December comes with a reduction in the average high-temperature, falling from a comfortable 63°F (17.2°C) in November to a cool 53.6°F (12°C). In Westminster, an average low-temperature of 39.4°F (4.1°C) is recorded during December nights.Humidity
The average relative humidity in December is 72%.Rainfall
In Westminster, in December, it is raining for 9 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 142.1 rainfall days, and 33.19" (843mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 0.4 days. Throughout December, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 3 snowfall days, and 1.46" (37mm) of snow is accumulated.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 7:12 am and sunset at 5:18 pm. On the last day of December, sunrise is at 7:29 am and sunset at 5:28 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.5h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December in Westminster?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Westminster 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?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Westminster, TX
- Average high temperature in December: 53.6°F
The warmest month (with the highest average high temperature) is August (94.3°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in December: 39.4°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).
Average pressure in December
Westminster, 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
Westminster, TX
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).
Average humidity in December
Westminster, TX
- Average humidity in December: 72%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Westminster, TX
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is October (4.21").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
Westminster, TX
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Westminster, TX
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Westminster, TX
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is February (1.4 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
Westminster, 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 3min
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 30min).
Average sunshine days in December
Westminster, TX
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in December
Westminster, TX
- Average UV index in December: 2
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 2).
Average cloud cover in December
Westminster, TX
- Average cloud cover in December: 38
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Westminster, 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).
Westminster, Texas, USA
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