December weather forecastDeville, LA
December
Weather in December
December, the first month of the winter in Deville, is also a moderate month, with an average temperature ranging between max 58.5°F (14.7°C) and min 44.2°F (6.8°C).Temperature
In Deville, the average high-temperature in December slightly decreases from a refreshing 66.4°F (19.1°C) in November to a moderate 58.5°F (14.7°C). Deville's temperature drops to an average low of 44.2°F (6.8°C) during the nights of December.Humidity
In December, the average relative humidity is 82%.Rainfall
In Deville, Louisiana, in December, during 11.3 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Deville, during the entire year, the rain falls for 152.3 days and collects up to 23.66" (601mm) of precipitation.Snowfall
Months with snowfall in Deville are January through March and December. December is the first month it typically snows in Deville. Throughout December, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.6 snowfall days, and 0.83" (21mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 6:50 am and sunset at 5:05 pm. On the last day of December, sunrise is at 7:07 am and sunset at 5:16 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.9h 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 reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 3 in December translates into these instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Deville, LA
- Average high temperature in December: 58.5°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (56.1°F).
- Average low temperature in December: 44.2°F
The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).
Average pressure in December
Deville, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.95"Hg).
Average wind speed in December
Deville, LA
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Deville, LA
- Average humidity in December: 82%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Deville, LA
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in December
Deville, LA
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Deville, LA
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Deville, LA
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.7 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
Deville, LA
- Average daylight in December: 10h and 6min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Deville, LA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is August (10.1 days).
Average UV index in December
Deville, LA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Deville, LA
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Deville, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, June, October, November and December (6mi).
The months with the lowest visibility are April, May, July, August and September (5mi).





