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 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
With the arrival of December, Avery Island notices a mild change in the average high-temperature, sliding from November's agreeable 68.9°F (20.5°C) to a refreshing 62.2°F (16.8°C). Throughout December nights, Avery Island experiences a consistent temperature average of 48.7°F (9.3°C).Humidity
In Avery Island, the average relative humidity in December is 79%.Rainfall
In Avery Island, during December, the rain falls for 9.9 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Avery Island, during the entire year, the rain falls for 129.6 days and collects up to 15.83" (402mm) of precipitation.Snowfall
In Avery Island, Louisiana, snow does not fall in February through December.Daylight
The month with the shortest days is December, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 6:46 am and sunset at 5:07 pm. On the last day of December, sunrise is at 7:03 am and sunset at 5:18 pm CST.
Sunshine
With an average of 5h 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 value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 3 suggests this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days 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?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Avery Island have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Avery Island, LA
- Average high temperature in December: 62.2°F
The warmest month (with the highest average high temperature) is August (90°F).
The month with the lowest average high temperature is January (59.5°F).
- Average low temperature in December: 48.7°F
The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).
Average pressure in December
Avery Island, LA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Avery Island, LA
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.5mph).
Average humidity in December
Avery Island, LA
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Avery Island, LA
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is March (0.71").
Average rainfall days in December
Avery Island, LA
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is January (7.2 days).
Average snowfall days in December
Avery Island, 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
Avery Island, LA
- Average daylight in December: 10h and 2min
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 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Avery Island, LA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is January (21.5 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in December
Avery Island, 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
Avery Island, 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 25).
Average visibility in December
Avery Island, 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).
Avery Island, Louisiana, USA
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