December weather forecastSommers Mill, TX
December
Weather in December
December, the first month of the winter in Sommers Mill, is still a mild month, with an average temperature varying between 43.7°F (6.5°C) and 58.6°F (14.8°C).Temperature
The start of December involves a subtle temperature drop, shifting from 67.1°F (19.5°C) in November to a still refreshing 58.6°F (14.8°C). An average temperature of 43.7°F (6.5°C) is recorded during the nights in December.Humidity
In Sommers Mill, the average relative humidity in December is 71%.Rainfall
In Sommers Mill, in December, during 6.4 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 107 rainfall days, and 13.27" (337mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:10 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:38 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 3 suggests these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. 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
Average temperature in December
Sommers Mill, TX
- Average high temperature in December: 58.6°F
The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (58.1°F).
- Average low temperature in December: 43.7°F
The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).
Average pressure in December
Sommers Mill, TX
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Sommers Mill, TX
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is September (6.9mph).
Average humidity in December
Sommers Mill, TX
- Average humidity in December: 71%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).
Average rainfall in December
Sommers Mill, TX
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in December
Sommers Mill, TX
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in December
Sommers Mill, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Sommers Mill, TX
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Sommers Mill, TX
- Average daylight in December: 10h and 12min
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 18min
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 18min).
Average sunshine days in December
Sommers Mill, TX
- Average sunshine days in December: 22.6 days
The month with the most sunshine days is January (23.7 days).
The month with the least sunshine days is May (15.5 days).
Average UV index in December
Sommers Mill, 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
Sommers Mill, TX
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Sommers Mill, 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).





