December weather forecast
Lake Charles, LA

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A large ship has docked on the shores of the iconic Lake Charles in Louisiana
A large ship has docked on the shores of the iconic Lake Charles in Louisiana

Weather in December

December marks the arrival of winter chill in Lake Charles, Louisiana. With Christmas around the corner, the mood in the city becomes festive, the chilly weather enhancing the holiday spirit. The mercury slips down to offer a maximum temperature of 61.5°F (16.4°C), firmly establishing the start of winter. Despite recording the lowest UV index of 3, clear visibility prevails. As December continues, the residents of the city ring in the New Year, hoping for a warmer January.

Temperature

The arrival of December corresponds with a light shift in temperature, down from an agreeable 68.9°F (20.5°C) in November to an enjoyable 61.5°F (16.4°C). In December, the average low-temperature records at a frosty 48°F (8.9°C) during the nights.

Humidity

The average relative humidity in December in Lake Charles is 79%.

Rainfall

In December, in Lake Charles, the rain falls for 13.8 days. Throughout December, 3.31" (84mm) of precipitation is accumulated. Throughout the year, there are 182.1 rainfall days, and 39.25" (997mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Lake Charles are January and December. December is the first month it typically snows in Lake Charles. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Lake Charles, there are 0.4 snowfall days, and 0.31" (8mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 12min of daylight.
On the first day of December, sunrise is at 6:52 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:23 pm CST.

Sunshine

December has the least sunshine of the year in Lake Charles, 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 of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 3 in December translates into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What are December temperatures in Lake Charles?

In Lake Charles, 61.5°F (16.4°C) is the average high-temperature and 48°F (8.9°C) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in September is estimated at 102.2°F (39°C).

What is the average humidity in December in Lake Charles?

In Lake Charles, Louisiana, the average relative humidity in December is 79%.

How much does it rain in Lake Charles in December?

In Lake Charles, Louisiana, in December, it is raining for 13.8 days, with typically 3.31" (84mm) of accumulated precipitation.

When does it start snowing in Lake Charles?

December is the first month it typically snows in Lake Charles, Louisiana. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

What is the month with the shortest days in Lake Charles?

With an average of 10h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Lake Charles?

The average day length in December in Lake Charles is 10h and 14min.

When are sunrise and sunset in December in Lake Charles?

In December, on the first day of the month, sunrise is at 6:52 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:23 pm CST.

What is the month with the least sunshine in Lake Charles?

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

How many hours of sunshine does Lake Charles have in December?

In Lake Charles, the average sunshine duration in December is 5.1h.

When is the lowest UV index in Lake Charles?

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

How high is the UV index in December in Lake Charles?

In Lake Charles, Louisiana, 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 unprotected exposure to 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
Lake Charles, LA

Average temperature in December - Lake Charles, LA
  • Average high temperature in December: 61.5°F

The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (59.4°F).

  • Average low temperature in December: 48°F

The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

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Average pressure in December
Lake Charles, LA

Average pressure in December - Lake Charles, LA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.94"Hg).

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Average wind speed in December
Lake Charles, LA

Average wind speed in December - Lake Charles, LA
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in December
Lake Charles, LA

Average humidity in December - Lake Charles, LA
  • Average humidity in December: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Lake Charles, LA

Average rainfall in December - Lake Charles, LA
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is August (5.75").
The driest month (with the least rainfall) is February (2.32").

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Average rainfall days in December
Lake Charles, LA

Average rainfall days in December - Lake Charles, LA
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is August (22.2 days).
The month with the least rainy days is November (10.1 days).

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Average snowfall in December
Lake Charles, LA

Average snowfall in December - Lake Charles, LA
  • Average snowfall in December: 0.12"

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

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Average snowfall days in December
Lake Charles, LA

Average snowfall days in December - Lake Charles, LA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Lake Charles, LA

Average daylight in December / Average sunshine in December - Lake Charles, 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 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in December
Lake Charles, LA

Average sunshine days in December - Lake Charles, LA
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (7.3 days).

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Average UV index in December
Lake Charles, LA

Average UV index in December - Lake Charles, LA
  • Average UV index in December: 3

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

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Average cloud cover in December
Lake Charles, LA

Average cloud cover in December - Lake Charles, LA
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 25).

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Average visibility in December
Lake Charles, LA

Average visibility in December - Lake Charles, 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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Lake Charles, Louisiana, USA

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