December weather forecast
Chelly Landing, LA

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Weather in December

The first month of the winter, December, is still a refreshing month in Chelly Landing, Louisiana, with an average temperature varying between 43.7°F (6.5°C) and 57°F (13.9°C).

Temperature

The start of December comes with a small reduction in the average high-temperature, subtly receding from a comfortable 64.9°F (18.3°C) in November to a still refreshing 57°F (13.9°C). Nightly temperatures drop to an average low of 43.7°F (6.5°C) in December.

Humidity

In Chelly Landing, the average relative humidity in December is 80%.

Rainfall

In December, the rain falls for 13 days. Throughout December, 3.35" (85mm) of precipitation is accumulated. In Chelly Landing, 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 Chelly Landing. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. In Chelly Landing, during the entire year, snow falls for 1.9 days and aggregates up to 0.87" (22mm) of snow.

Daylight

December has the shortest days of the year in Chelly Landing, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:49 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:12 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year in Chelly Landing.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Make use of precautions - It is urged to ward off sun damage. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

What are December temperatures?

Chelly Landing in December has an average high-temperature of 57°F (13.9°C) and an average low-temperature of 43.7°F (6.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is estimated at 98.6°F (37°C).

What is the average humidity in December in Chelly Landing?

The average relative humidity in December is 80%.

How much does it rain in December?

In Chelly Landing, during December, the rain falls for 13 days and regularly aggregates up to 3.35" (85mm) of precipitation.

When does it start snowing?

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

What is the month with the shortest days?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 10h and 5min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:49 am and sunset at 5:01 pm. On the last day of the month, in Chelly Landing, sunrise is at 7:07 am and sunset at 5:12 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Chelly Landing have in December?

In December, the average sunshine duration is 4.9h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In Chelly Landing, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk 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
Chelly Landing, LA

Average temperature in December - Chelly Landing, 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).

Average pressure in December
Chelly Landing, LA

Average pressure in December - Chelly Landing, 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).

Average wind speed in December
Chelly Landing, LA

Average wind speed in December - Chelly Landing, 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).

Average humidity in December
Chelly Landing, LA

Average humidity in December - Chelly Landing, 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%).

Average rainfall in December
Chelly Landing, LA

Average rainfall in December - Chelly Landing, 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").

Average rainfall days in December
Chelly Landing, LA

Average rainfall days in December - Chelly Landing, 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).

Average snowfall in December
Chelly Landing, LA

Average snowfall in December - Chelly Landing, 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").

Average snowfall days in December
Chelly Landing, LA

Average snowfall days in December - Chelly Landing, 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).

Average daylight in December /
Average sunshine in December
Chelly Landing, LA

Average daylight in December / Average sunshine in December - Chelly Landing, 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).

Average sunshine days in December
Chelly Landing, LA

Average sunshine days in December - Chelly Landing, 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).

Average UV index in December
Chelly Landing, LA

Average UV index in December - Chelly Landing, 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
Chelly Landing, LA

Average cloud cover in December - Chelly Landing, 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).

Average visibility in December
Chelly Landing, LA

Average visibility in December - Chelly Landing, 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).

Chelly Landing, Louisiana, USA

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