December weather forecast
Mestayer, LA

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Weather in December

The first month of the winter, December, is still a comfortable month in Mestayer, Louisiana, with temperature in the range of an average high of 62.4°F (16.9°C) and an average low of 47.8°F (8.8°C).

Temperature

Mestayer observes a small decrease in the average high-temperature with the arrival of December, falling from November's agreeable 68.4°F (20.2°C) to a comfortable 62.4°F (16.9°C). Mestayer's temperature tends to fall to an average low of 47.8°F (8.8°C) during the nights of December.

Humidity

The average relative humidity in December is 80%.

Rainfall

In Mestayer, in December, it is raining for 10.6 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 139.5 rainfall days, and 15.47" (393mm) of precipitation is accumulated.

Snowfall

January and December are months with snowfall. December is the month with the most snowfall in Mestayer. Snow falls for 0.1 days and accumulates 0.12" (3mm) of snow.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:45 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:17 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 5.1h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 3 suggests these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mestayer in December?

In December, the average high-temperature and low-temperature are 62.4°F (16.9°C) and 47.8°F (8.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 102.2°F (39°C).

What is the average humidity in December?

In December, the average relative humidity is 80%.

How much does it rain in December?

In December, the rain falls for 10.6 days. Throughout December, 1.14" (29mm) of precipitation is accumulated.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 0.1 days and accumulates 0.12" (3mm) of snow.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) 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 Mestayer have in December?

The average day length in December is 10h and 15min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:45 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:17 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.1h of sunshine.

How many hours of sunshine does Mestayer have in December?

In December, the average sunshine duration is 5.1h.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 3.

What is the UV index reading in December?

In December, the average daily maximum UV index in Mestayer is 3. A UV Index of 3 to 5 symbolizes 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
Mestayer, LA

Average temperature in December - Mestayer, LA
  • Average high temperature in December: 62.4°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in December: 47.8°F

The months with the highest average low temperature are July and August (75°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

Average pressure in December
Mestayer, LA

Average pressure in December - Mestayer, LA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.96"Hg).

Average wind speed in December
Mestayer, LA

Average wind speed in December - Mestayer, LA
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Mestayer, LA

Average humidity in December - Mestayer, 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 (73%).

Average rainfall in December
Mestayer, LA

Average rainfall in December - Mestayer, LA
  • Average rainfall in December: 1.14"

The wettest months (with the highest rainfall) are July and August (2.44").
The driest month (with the least rainfall) is March (0.63").

Average rainfall days in December
Mestayer, LA

Average rainfall days in December - Mestayer, LA
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in December
Mestayer, LA

Average snowfall in December - Mestayer, LA
  • Average snowfall in December: 0.12"

The month with the highest snowfall is December (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Mestayer, LA

Average snowfall days in December - Mestayer, LA
  • Average snowfall days in December: 0.1 days

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

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

Average daylight in December / Average sunshine in December - Mestayer, 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in December
Mestayer, LA

Average sunshine days in December - Mestayer, LA
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is August (8.2 days).

Average UV index in December
Mestayer, LA

Average UV index in December - Mestayer, LA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Mestayer, LA

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

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 25).

Average visibility in December
Mestayer, LA

Average visibility in December - Mestayer, 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).

Mestayer, Louisiana, USA

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