December weather forecast
Ruston, LA

Share

Weather in December

December experiencesthe full brunt of winter in Ruston with temperatures falling to annual lows. The condensed daylight hours and prolonged nights add to the winter chill. The likelihood of precipitation takes a leap, resulting in increased rainfall accumulation of 3.35" (85mm). However, the snowfall remains minimal at 0.08" (2mm) contributing to the overall winter experience. Despite the drop in temperatures, December remains a lively month responding to the festivities of the season.

Temperature

December ushers in a minute temperature change, with average high-temperatures reducing from November's comfortable 63.9°F (17.7°C) to a moderate 56.3°F (13.5°C). Throughout December, the average low-temperature records at a wintry 41.7°F (5.4°C).

Humidity

In Ruston, the average relative humidity in December is 81%.

Rainfall

In Ruston, in December, it is raining for 12.1 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 155.1 rainfall days, and 37.64" (956mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. In Ruston, during the entire year, snow falls for 2.2 days and aggregates up to 0.63" (16mm) of snow.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year in Ruston.
On the first day of December, sunrise is at 6:54 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:15 pm CST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least 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 reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

In December, in Ruston, the average high-temperature is 56.3°F (13.5°C), and the average low-temperature is 41.7°F (5.4°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 102.2°F (39°C).

What is the average humidity in December?

In Ruston, the average relative humidity in December is 81%.

How much does it rain in December?

In Ruston, in December, during 12.1 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

When does it start to snow in Ruston?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

What is the average length of the day in December?

The average day length in December is 10h and 4min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:15 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Ruston have in December?

In Ruston, Louisiana, the average sunshine duration in December is 4.8h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In Ruston, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
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
Ruston, LA

Average temperature in December - Ruston, LA
  • Average high temperature in December: 56.3°F

The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in December: 41.7°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average pressure in December
Ruston, LA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Ruston, LA

Average wind speed in December - Ruston, LA
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

Average humidity in December
Ruston, LA

Average humidity in December - Ruston, LA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and October (71%).

Average rainfall in December
Ruston, LA

Average rainfall in December - Ruston, LA
  • Average rainfall in December: 3.35"

The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December
Ruston, LA

Average rainfall days in December - Ruston, LA
  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in December
Ruston, LA

Average snowfall in December - Ruston, LA
  • Average snowfall in December: 0.08"

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Ruston, LA

Average snowfall days in December - Ruston, LA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (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
Ruston, LA

Average daylight in December / Average sunshine in December - Ruston, 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 July (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in December
Ruston, LA

Average sunshine days in December - Ruston, LA
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (13.1 days).

Average UV index in December
Ruston, LA

Average UV index in December - Ruston, 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
Ruston, LA

Average cloud cover in December - Ruston, LA
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in December
Ruston, LA

Average visibility in December - Ruston, LA
  • Average visibility in December: 5mi

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

Ruston, Louisiana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location