December weather forecast
West Monroe, LA

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Weather in December

December is the official usher of winter in West Monroe. Dipping temperatures as low as 42.6°F (5.9°C) and only peaking to 56.3°F (13.5°C) is the month’s characteristic shift from autumn. December poses a balance of shorter daylight hours and increasing cloud cover. The humidity level touches a high of 81%, making the chills feel more intense. As the year concludes, December’s weather highlights the allure of winter, dispatching a fitting adieu to the concluding year.

Temperature

December signifies a gentle decline in West Monroe's average high-temperature, easing from a comfortable 64.6°F (18.1°C) in November to a still refreshing 56.3°F (13.5°C). During the month of December, West Monroe's nighttime temperature lowers to an average of 42.6°F (5.9°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In West Monroe, in December, it is raining for 13.4 days, with typically 3.46" (88mm) of accumulated precipitation. In West Monroe, Louisiana, during the entire year, the rain falls for 149.8 days and collects up to 35.51" (902mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 2.1 snowfall days, and 0.43" (11mm) of snow is accumulated.

Daylight

December has the shortest days of the year in West Monroe, Louisiana, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:52 am and sunset at 5:02 pm. On the last day of December, sunrise is at 7:10 am and sunset at 5:13 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

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 unsafe exposure to UV radiation for the average person.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What is the average December temperature?

The high-temperature, in December, in West Monroe, records 56.3°F (13.5°C), while the low-temperature is 42.6°F (5.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 100.4°F (38°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How many days does it rain in December?

In West Monroe, during December, the rain falls for 13.4 days and regularly aggregates up to 3.46" (88mm) of precipitation.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In West Monroe, the average day length in December is 10h and 4min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:52 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:13 pm CST.

How many hours of sunshine does West Monroe have in December?

The average sunshine duration in December is 4.9h.

What is the month with the lowest UV index in West Monroe?

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

How high is the UV index in December?

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

Average temperature in December - West Monroe, LA
  • Average high temperature in December: 56.3°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (53.8°F).

  • Average low temperature in December: 42.6°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 (39.4°F).

Average pressure in December
West Monroe, LA

Average pressure in December - West Monroe, 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
West Monroe, LA

Average wind speed in December - West Monroe, LA
  • Average wind speed in December: 6.9mph

The windiest months (with the highest average wind speed) are March and April (7.6mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.3mph).

Average humidity in December
West Monroe, LA

Average humidity in December - West Monroe, LA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (69%).

Average rainfall in December
West Monroe, LA

Average rainfall in December - West Monroe, LA
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is April (4.17").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in December
West Monroe, LA

Average rainfall days in December - West Monroe, LA
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
West Monroe, LA

Average snowfall in December - West Monroe, 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").

Average snowfall days in December
West Monroe, LA

Average snowfall days in December - West Monroe, LA
  • Average snowfall days in December: 0.3 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, October and November (0 days).

Average daylight in December /
Average sunshine in December
West Monroe, LA

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

The month with the longest days is June (Average daylight: 14h and 18min).
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 July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
West Monroe, LA

Average sunshine days in December - West Monroe, LA
  • Average sunshine days in December: 15 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is February (13.2 days).

Average UV index in December
West Monroe, LA

Average UV index in December - West Monroe, 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
West Monroe, LA

Average cloud cover in December - West Monroe, LA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and October (Cloud cover 28).

Average visibility in December
West Monroe, LA

Average visibility in December - West Monroe, 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).

West Monroe, Louisiana, USA

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