December weather forecast
Wisner, LA

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Weather in December

December, the first month of the winter in Wisner, is also a moderate month, with an average temperature fluctuating between 43.7°F (6.5°C) and 57°F (13.9°C).

Temperature

Wisner's weather subtly changes with the onset of December, barely falling from a refreshing 64.9°F (18.3°C) in November to a mild 57°F (13.9°C). Throughout December, the temperature tends to fall to a consistent average low of 43.7°F (6.5°C).

Humidity

In December, the average relative humidity in Wisner, Louisiana, is 80%.

Rainfall

In Wisner, during December, the rain falls for 13 days and regularly aggregates up to 3.35" (85mm) of precipitation. In Wisner, during the entire year, the rain falls for 163.6 days and collects up to 37.48" (952mm) of precipitation.

Snowfall

January through March and December are months with snowfall in Wisner, Louisiana. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Wisner, there are 1.9 snowfall days, and 0.87" (22mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:49 am and sunset at 5:02 pm. On the last day of December, in Wisner, sunrise is at 7:06 am and sunset at 5:12 pm CST.

Sunshine

December has the least sunshine of the year in Wisner, 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. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Wisner in December?

The average high-temperature and low-temperature in Wisner, Louisiana, during December are 57°F (13.9°C) and 43.7°F (6.5°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 98.6°F (37°C).

What is the average humidity in December in Wisner?

The average relative humidity in December is 80%.

How much does it rain in Wisner in December?

In Wisner, Louisiana, in December, during 13 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

When does it start snowing in Wisner?

December is the first month it typically snows in Wisner, Louisiana. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days in Wisner?

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

What is the average length of the day in December in Wisner?

The average day length in December in Wisner is 10h and 6min.

What time are sunrise and sunset in December in Wisner?

On the first day of December, sunrise is at 6:49 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:12 pm CST.

What is the month with the least sunshine in Wisner?

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

How long on average sun shines in December in Wisner?

The average sunshine duration in December in Wisner is 4.9h.

What is the month with the lowest UV index in Wisner?

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

How high is the UV index in December in Wisner?

In December, the average daily maximum UV index in Wisner is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Wisner, LA

Average temperature in December - Wisner, LA
  • Average high temperature in December: 57°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in December: 43.7°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in December
Wisner, LA

Average pressure in December - Wisner, 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 (29.95"Hg).

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Average wind speed in December
Wisner, LA

Average wind speed in December - Wisner, LA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).

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Average humidity in December
Wisner, LA

Average humidity in December - Wisner, LA
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Wisner, LA

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

The wettest month (with the highest rainfall) is April (3.54").
The driest months (with the least rainfall) are September and November (2.28").

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Average rainfall days in December
Wisner, LA

Average rainfall days in December - Wisner, LA
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in December
Wisner, LA

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

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 November (0").

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Average snowfall days in December
Wisner, LA

Average snowfall days in December - Wisner, LA
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Wisner, LA

Average daylight in December / Average sunshine in December - Wisner, LA
  • Average daylight in December: 10h and 1min

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 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in December
Wisner, LA

Average sunshine days in December - Wisner, LA
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is August (11.3 days).

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Average UV index in December
Wisner, LA

Average UV index in December - Wisner, 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).

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Average cloud cover in December
Wisner, LA

Average cloud cover in December - Wisner, LA
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and October (Cloud cover 27).

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Average visibility in December
Wisner, LA

Average visibility in December - Wisner, 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).

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Wisner, Louisiana, USA

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