December weather forecast
South Bilt, LA

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Weather in December

December, the first month of the winter in South Bilt, is still a comfortable month, with an average temperature varying between 46.9°F (8.3°C) and 62.1°F (16.7°C).

Temperature

South Bilt's progression into December involves a minor drop in the average high-temperature, slightly receding from a pleasant 68.4°F (20.2°C) in November to a comfortable 62.1°F (16.7°C). The temperature lowers to an average of 46.9°F (8.3°C) during December nights.

Humidity

The months with the highest humidity in South Bilt are February and December, with an average relative humidity of 81%.

Rainfall

In South Bilt, during December, the rain falls for 13.1 days and regularly aggregates up to 2.64" (67mm) of precipitation. In South Bilt, during the entire year, the rain falls for 163.3 days and collects up to 27.64" (702mm) of precipitation.

Snowfall

Months with snowfall are January and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 0.4 snowfall days, and 0.24" (6mm) of snow is accumulated.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year.
On the first day of December in South Bilt, sunrise is at 6:41 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:11 pm CST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 3 in December translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

During December, South Bilt experiences an average high-temperature of 62.1°F (16.7°C) and a low-temperature of 46.9°F (8.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 104°F (40°C).

What are the most humid months?

February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 81%.

How much does it rain in South Bilt in December?

In South Bilt, in December, during 13.1 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 12min of daylight.

How many hours of daylight does South Bilt have in December?

In South Bilt, Louisiana, the average day length in December is 10h and 13min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:41 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:11 pm CST.

What are the months with the least sunshine?

The months with the least sunshine are February and December, with an average of 4.8h of sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 4.8h.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the UV index reading in December in South Bilt?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
South Bilt, LA

Average temperature in December - South Bilt, LA
  • Average high temperature in December: 62.1°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 (58.6°F).

  • Average low temperature in December: 46.9°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

Average pressure in December
South Bilt, LA

Average pressure in December - South Bilt, LA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in December
South Bilt, LA

Average wind speed in December - South Bilt, LA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in December
South Bilt, LA

Average humidity in December - South Bilt, LA
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
South Bilt, LA

Average rainfall in December - South Bilt, LA
  • Average rainfall in December: 2.64"

The wettest month (with the highest rainfall) is July (3.9").
The driest month (with the least rainfall) is November (1.14").

Average rainfall days in December
South Bilt, LA

Average rainfall days in December - South Bilt, LA
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is November (7.6 days).

Average snowfall in December
South Bilt, LA

Average snowfall in December - South Bilt, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
South Bilt, LA

Average snowfall days in December - South Bilt, LA
  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
South Bilt, LA

Average daylight in December / Average sunshine in December - South Bilt, 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 months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in December
South Bilt, LA

Average sunshine days in December - South Bilt, LA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.9 days).

Average UV index in December
South Bilt, LA

Average UV index in December - South Bilt, LA
  • Average UV index in December: 3

The months with the highest UV index are May, 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
South Bilt, LA

Average cloud cover in December - South Bilt, LA
  • Average cloud cover in December: 50

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in December
South Bilt, LA

Average visibility in December - South Bilt, LA
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, April, June, August, October, November and December (6mi).
The months with the lowest visibility are March, May, July and September (5mi).

South Bilt, Louisiana, USA

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