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 shift from November to December includes a small decrease in the average high-temperature, from a comfortable 64.9°F (18.3°C) to a moderate 57°F (13.9°C). In the month of December, the nighttime temperature dips to a steady average of 43.7°F (6.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In Sondheimer, in December, during 13.4 rainfall days, 3.43" (87mm) of precipitation is typically accumulated. Throughout the year, there are 159.6 rainfall days, and 36.1" (917mm) of precipitation is accumulated.Snowfall
April through October and December are months without snowfall.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:49 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:09 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 4.9h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during December leads to these instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month in Sondheimer?
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?
What time are sunrise and sunset in December in Sondheimer?
What is the month with the least sunshine?
How many hours of sunshine does Sondheimer have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Sondheimer, LA
- Average high temperature in December: 57°F
The warmest months (with the highest average high temperature) are July and August (91.6°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 43.7°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in December
Sondheimer, 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 (29.96"Hg).
Average wind speed in December
Sondheimer, LA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Sondheimer, LA
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Sondheimer, LA
- Average rainfall in December: 3.43"
The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Sondheimer, LA
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is October (8.8 days).
Average snowfall in December
Sondheimer, LA
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in December
Sondheimer, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sondheimer, LA
- Average daylight in December: 10h and 1min
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 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Sondheimer, LA
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is August (12.5 days).
Average UV index in December
Sondheimer, 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
Sondheimer, LA
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 27).
Average visibility in December
Sondheimer, 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).
Sondheimer, Louisiana, USA
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