Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December brings a minor shift in the average high-temperature, adjusting from an enjoyable 66.7°F (19.3°C) in November to a moderate 59.4°F (15.2°C). Cooley, in the month of December, anticipates a consistent average low-temperature of 44.6°F (7°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 82%.Rainfall
In Cooley, during December, the rain falls for 13.1 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 164.9 rainfall days, and 34.96" (888mm) of precipitation is accumulated.Snowfall
In Cooley, snow does not fall in March through December.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 6:51 am and sunset at 5:07 pm. On the last day of December, sunrise is at 7:08 am and sunset at 5:18 pm CST.
Sunshine
With an average of 4.9h of sunshine, December has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Cooley, Louisiana. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Cooley?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Cooley, LA
- Average high temperature in December: 59.4°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 44.6°F
The month with the highest average low temperature is August (73.2°F).
The coldest month (with the lowest average low temperature) is January (41.2°F).
Average pressure in December
Cooley, 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 (29.95"Hg).
Average wind speed in December
Cooley, LA
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is February (7.7mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.2mph).
Average humidity in December
Cooley, LA
- Average humidity in December: 82%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Cooley, LA
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is November (2.13").
Average rainfall days in December
Cooley, LA
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (10 days).
Average snowfall in December
Cooley, LA
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Cooley, LA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Cooley, LA
- Average daylight in December: 10h and 1min
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: 4h and 5min
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
Cooley, LA
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is August (10.8 days).
Average UV index in December
Cooley, 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
Cooley, 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
Cooley, 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).
Cooley, Louisiana, USA
Weather forecast for your location
2. Allow the app to use your location