December weather forecastWindsor, LA
December
Weather in December
December, the first month of the winter in Windsor, is still a mild month, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 56.1°F (13.4°C).Temperature
The shift from November to December coincides with a small decrease in the average high-temperature, down to a mild 56.1°F (13.4°C) from a refreshing 63.9°F (17.7°C). An average low-temperature of 42.1°F (5.6°C) marks the nights throughout December.Humidity
In Windsor, the average relative humidity in December is 80%.Rainfall
In December, the rain falls for 12.5 days. Throughout December, 3.31" (84mm) of precipitation is accumulated. In Windsor, during the entire year, the rain falls for 153.5 days and collects up to 36.14" (918mm) of precipitation.Snowfall
In Windsor, snow does not fall in April through December.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 6:52 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:12 pm CST.
Sunshine
In Windsor, the average sunshine in December is 5.1h.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 rays for the average person.Note: In December, an average UV index of 3 transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. To guard against the harmful effects of the Sun, minimize exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Windsor, LA
- Average high temperature in December: 56.1°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (53.4°F).
- Average low temperature in December: 42.1°F
The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Windsor, LA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Windsor, LA
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).
Average humidity in December
Windsor, 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 (69%).
Average rainfall in December
Windsor, LA
- Average rainfall in December: 3.31"
The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Windsor, LA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Windsor, LA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Windsor, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Windsor, LA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Windsor, LA
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13.1 days).
Average UV index in December
Windsor, 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
Windsor, LA
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Windsor, 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).





