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
Alpine experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from an enjoyable 64.8°F (18.2°C) in November to a mild 57.7°F (14.3°C). During December, Alpine experiences an average low-temperature of 39.4°F (4.1°C) at night.Humidity
The average relative humidity in December is 48%.Rainfall
In Alpine, in December, during 3.3 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. In Alpine, during the entire year, the rain falls for 87.6 days and collects up to 10.83" (275mm) of precipitation.Snowfall
Months with snowfall are January through March, October through December. In Alpine, in December, during 1.6 snowfall days, 0.47" (12mm) of snow is typically accumulated. In Alpine, during the entire year, snow falls for 4.7 days and aggregates up to 2.2" (56mm) of snow.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 7:34 am and sunset at 5:53 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:04 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 7.7h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 3 in December translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December in Alpine?
How much does it rain in December?
How much 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 in Alpine?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Alpine, TX
- Average high temperature in December: 57.7°F
The warmest month (with the highest average high temperature) is June (90°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 39.4°F
The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in December
Alpine, TX
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.84"Hg).
Average wind speed in December
Alpine, TX
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).
Average humidity in December
Alpine, TX
- Average humidity in December: 48%
The month with the highest relative humidity is September (56%).
The month with the lowest relative humidity is April (29%).
Average rainfall in December
Alpine, TX
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is September (2.01").
The driest month (with the least rainfall) is February (0.2").
Average rainfall days in December
Alpine, TX
- Average rainfall days in December: 3.3 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in December
Alpine, TX
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
Alpine, TX
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is December (1.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Alpine, 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: 7h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).
Average sunshine days in December
Alpine, TX
- Average sunshine days in December: 26.3 days
The month with the most sunshine days is January (26.8 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in December
Alpine, TX
- Average UV index in December: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Alpine, TX
- Average cloud cover in December: 17
The month with the most cloud cover is September (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in December
Alpine, 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).
Alpine, Texas, USA
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