December weather forecastSouth Mansfield, LA

December

Weather in December

December, the first month of the winter in South Mansfield, is still a refreshing month, with an average temperature fluctuating between 57°F (13.9°C) and 42.6°F (5.9°C).

Temperature

A modest decline in the average high-temperature is seen during December, decreasing from a refreshing 65.3°F (18.5°C) in November to a mild 57°F (13.9°C). During December nights, South Mansfield records an average temperature of 42.6°F (5.9°C).

Humidity

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

Rainfall

In South Mansfield, Louisiana, during December, the rain falls for 12.6 days and regularly aggregates up to 3.23" (82mm) of precipitation. In South Mansfield, during the entire year, the rain falls for 154.3 days and collects up to 37.09" (942mm) of precipitation.

Snowfall

Months with snowfall are January through March, September and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 2.2 snowfall days, and 0.63" (16mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:58 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:21 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 4.9h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in South Mansfield. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 3 in December leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

In South Mansfield, 57°F (13.9°C) is the average high-temperature and 42.6°F (5.9°C) is the average low-temperature during December. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 104°F (40°C).

The average relative humidity in December is 81%.

In South Mansfield, in December, it is raining for 12.6 days, with typically 3.23" (82mm) of accumulated precipitation.

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

The month with the shortest days is December, with an average of 10h and 6min of daylight.

In South Mansfield, the average day length in December is 10h and 6min.

On the first day of December, sunrise is at 6:58 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:21 pm CST.

December has the least sunshine of the year in South Mansfield, with an average of 4.9h of sunshine.

The average sunshine duration in December is 4.9h.

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

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
South Mansfield, LA

  • Average high temperature in December: 57°F

The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (55.2°F).

  • Average low temperature in December: 42.6°F

The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

Average pressure in December
South Mansfield, LA

  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
South Mansfield, LA

  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest months (with the lowest average wind speed) are July, August and September (5mph).

Average humidity in December
South Mansfield, LA

  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (69%).

Average rainfall in December
South Mansfield, LA

  • Average rainfall in December: 3.23"

The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is July (2.2").

Average rainfall days in December
South Mansfield, LA

  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is March (15 days).
The month with the least rainy days is October (9.4 days).

Average snowfall in December
South Mansfield, LA

  • Average snowfall in December: 0.08"

The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, October and November (0").

Average snowfall days in December
South Mansfield, LA

  • Average snowfall days in December: 0.3 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 and October (0 days).

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

  • Average daylight in December: 10h and 6min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 4h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
South Mansfield, LA

  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (12.8 days).

Average UV index in December
South Mansfield, 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
South Mansfield, LA

  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
South Mansfield, 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).