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
The onset of December results in a small decrease in the average high-temperature, moderately receding from a comfortable 67.3°F (19.6°C) in November to a mild 60.1°F (15.6°C). Throughout December, Innis anticipates an average low-temperature of 45.5°F (7.5°C).Humidity
In December, the average relative humidity is 81%.Rainfall
In Innis, in December, during 13.9 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. Throughout the year, there are 182 rainfall days, and 39.09" (993mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 0.9 snowfall days, and 0.39" (10mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 6:47 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:15 pm CST.
Sunshine
With an average of 4.9h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 3 during December, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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 does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Innis have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Innis have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Innis, LA
- Average high temperature in December: 60.1°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (57.2°F).
- Average low temperature in December: 45.5°F
The month with the highest average low temperature is August (73.4°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).
Average pressure in December
Innis, 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 (29.96"Hg).
Average wind speed in December
Innis, LA
- Average wind speed in December: 6.9mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).
Average humidity in December
Innis, LA
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Innis, LA
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is August (4.61").
The driest month (with the least rainfall) is November (2.2").
Average rainfall days in December
Innis, LA
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is August (22.5 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Innis, LA
- Average snowfall in December: 0.16"
The month with the highest snowfall is January (0.24").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Innis, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.4 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
Innis, 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 June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Innis, LA
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is August (6.5 days).
Average UV index in December
Innis, 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
Innis, LA
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Innis, LA
- Average visibility in December: 6mi
The months with the highest visibility are January, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August and September (5mi).
Innis, Louisiana, USA
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