December weather forecastUpper Texas, LA
December
Weather in December
December, the first month of the winter in Upper Texas, is still a comfortable month, with an average temperature varying between 63°F (17.2°C) and 48.7°F (9.3°C).Temperature
The arrival of December signals a subtle shift in temperature, down from a pleasant 69.1°F (20.6°C) in November to a refreshing 63°F (17.2°C). The average low-temperature during December nights is a frosty 48.7°F (9.3°C).Humidity
The months with the highest humidity are February, July through September and December, with an average relative humidity of 80%.Rainfall
In Upper Texas, in December, it is raining for 13 days, with typically 2.24" (57mm) of accumulated precipitation. In Upper Texas, during the entire year, the rain falls for 170.8 days and collects up to 30.16" (766mm) of precipitation.Snowfall
January and December are months with snowfall. December is the first month it typically snows in Upper Texas. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 0.2 snowfall days, and 0.2" (5mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 6:42 am and sunset at 5:04 pm. On the last day of December, in Upper Texas, sunrise is at 6:59 am and sunset at 5:15 pm CST.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a regular UV index of 3 translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. To protect against the Sun's most potent rays, avoid direct exposure around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Upper Texas, LA
- Average high temperature in December: 63°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in December: 48.7°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 (44.8°F).
Average pressure in December
Upper Texas, LA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in December
Upper Texas, LA
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are February and April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Upper Texas, LA
- Average humidity in December: 80%
The months with the highest relative humidity are February, July, August, September and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Upper Texas, LA
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is July (4.76").
The driest month (with the least rainfall) is November (1.3").
Average rainfall days in December
Upper Texas, LA
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Upper Texas, LA
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Upper Texas, LA
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Upper Texas, LA
- Average daylight in December: 10h and 18min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Upper Texas, LA
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is November (20.2 days).
The months with the least sunshine days are July and August (6.4 days).
Average UV index in December
Upper Texas, LA
- 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
Upper Texas, LA
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).
Average visibility in December
Upper Texas, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





