December weather forecastArceneaux, LA
December
Weather in December
The first month of the winter, December, is still a comfortable month in Arceneaux, Louisiana, with an average temperature ranging between min 47.5°F (8.6°C) and max 61.7°F (16.5°C).Temperature
During the shift to December, a minor reduction in average high-temperature is observed, shifting from an agreeable 68°F (20°C) in November to a comfortable 61.7°F (16.5°C). Throughout December, Arceneaux witnesses a nighttime temperature average of 47.5°F (8.6°C).Humidity
In Arceneaux, Louisiana, the average relative humidity in December is 80%.Rainfall
In December, the rain falls for 10.9 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. In Arceneaux, during the entire year, the rain falls for 142.3 days and collects up to 18.07" (459mm) of precipitation.Snowfall
February 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 the month, sunrise is at 6:48 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:05 am and sunset at 5:19 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.1h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Arceneaux, LA
- Average high temperature in December: 61.7°F
The warmest months (with the highest average high temperature) are July and August (89.6°F).
The month with the lowest average high temperature is January (58.8°F).
- Average low temperature in December: 47.5°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in December
Arceneaux, LA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.95"Hg).
Average wind speed in December
Arceneaux, LA
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in December
Arceneaux, LA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Arceneaux, LA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Arceneaux, LA
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is August (18.1 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in December
Arceneaux, LA
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Arceneaux, LA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Arceneaux, LA
- 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 6min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Arceneaux, LA
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is August (10.4 days).
Average UV index in December
Arceneaux, LA
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Arceneaux, LA
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 25).
Average visibility in December
Arceneaux, LA
- 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).





