December weather forecast
Coushatta, LA

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Weather in December

December in Coushatta signals the full arrival of winter. The transitional phase ends as temperatures drop to their lowest average, from a high of 57.4°F (14.1°C) to a low of 42.4°F (5.8°C), offering the most distinct winter feels of all months. Despite this, it's not the coldest month, but is the wettest, registering a rainfall amount of 3.5" (89mm). The colder temperatures, combined with the highest relative humidity of the year at 81%, make December a distinctly winter-based month in Coushatta.

Temperature

December in Coushatta implies a soft temperature shift, with average high-temperatures reducing from November's comfortable 65.3°F (18.5°C) to a moderate 57.4°F (14.1°C). Coushatta in December anticipates an average nighttime temperature of 42.4°F (5.8°C).

Humidity

The average relative humidity in December in Coushatta is 81%.

Rainfall

In December, the rain falls for 13.2 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. Throughout the year, in Coushatta, there are 152.6 rainfall days, and 37.01" (940mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Coushatta are January through March and December. December is the first month it typically snows in Coushatta, Louisiana. Throughout December, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 2.3 snowfall days, and 0.43" (11mm) of snow is accumulated.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year in Coushatta.
On the first day of the month, sunrise is at 6:56 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:19 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 4.8h of 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 health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the UV index of 3 transforms into the following advice:
Make use of precautions - It is urged to ward off sun damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What is the average December temperature in Coushatta?

In Coushatta, 57.4°F (14.1°C) is the average high-temperature and 42.4°F (5.8°C) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in September is appraised at 104°F (40°C).

What is the average humidity in December in Coushatta?

The average relative humidity in December is 81%.

How many days does it rain in December in Coushatta?

In Coushatta, in December, it is raining for 13.2 days, with typically 3.5" (89mm) of accumulated precipitation.

When does it start snowing in Coushatta?

December is the first month it typically snows in Coushatta. Throughout December, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Coushatta?

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

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

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

When are sunrise and sunset in December in Coushatta?

In December, on the first day of the month, sunrise is at 6:56 am and sunset at 5:08 pm. On the last day of the month, in Coushatta, sunrise is at 7:13 am and sunset at 5:19 pm CST.

What is the month with the least sunshine in Coushatta?

The month with the least sunshine in Coushatta, Louisiana, is December, with an average of 4.8h of sunshine.

How many hours of sunshine does Coushatta have in December?

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

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

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

What is the UV index reading in December in Coushatta?

The average daily maximum UV index in December in Coushatta is 3. A UV Index estimate of 3 to 5 represents 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
Coushatta, LA

Average temperature in December - Coushatta, LA
  • Average high temperature in December: 57.4°F

The warmest months (with the highest average high temperature) are July and August (95°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in December: 42.4°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).

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Average pressure in December
Coushatta, LA

Average pressure in December - Coushatta, 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).

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Average wind speed in December
Coushatta, LA

Average wind speed in December - Coushatta, LA
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in December
Coushatta, LA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (70%).

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Average rainfall in December
Coushatta, LA

Average rainfall in December - Coushatta, LA
  • Average rainfall in December: 3.5"

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is July (2.09").

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Average rainfall days in December
Coushatta, LA

Average rainfall days in December - Coushatta, LA
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is March (16 days).
The month with the least rainy days is October (9.8 days).

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Average snowfall in December
Coushatta, LA

Average snowfall in December - Coushatta, LA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.2").
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
Coushatta, LA

Average snowfall days in December - Coushatta, LA
  • Average snowfall days in December: 0.4 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, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Coushatta, 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 months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in December
Coushatta, LA

Average sunshine days in December - Coushatta, LA
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in December
Coushatta, LA

Average UV index in December - Coushatta, 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).

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Average cloud cover in December
Coushatta, LA

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

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

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Average visibility in December
Coushatta, LA

Average visibility in December - Coushatta, 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).

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Coushatta, Louisiana, USA

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