December weather forecastCedar Mill Run, LA

December

Weather in December

December, the first month of the winter in Cedar Mill Run, is still a refreshing month, with an average temperature ranging between min 46.9°F (8.3°C) and max 61.7°F (16.5°C).

Temperature

December implies a soft temperature shift, with average high-temperatures reducing from November's agreeable 68.7°F (20.4°C) to an enjoyable 61.7°F (16.5°C). An average minimum temperature of 46.9°F (8.3°C) is recorded in Cedar Mill Run during the month of December.

Humidity

February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Cedar Mill Run, in December, it is raining for 6.5 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 96.2 rainfall days, and 7.05" (179mm) of precipitation is accumulated.

Snowfall

January and December are months with snowfall. The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.

Daylight

The month with the shortest days is December, with an average of 10h and 12min of daylight.
On the first day of December in Cedar Mill Run, sunrise is at 6:43 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:13 pm CST.

Sunshine

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

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Cedar Mill Run, is 61.7°F (16.5°C), while the low-temperature averages to 46.9°F (8.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 105.8°F (41°C).

The months with the highest humidity are February and December, with an average relative humidity of 81%.

The average relative humidity in December is 81%.

In December, the rain falls for 6.5 days. Throughout December, 0.47" (12mm) of precipitation is accumulated.

The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.

December is the first month it typically snows. Throughout December, there are 0.1 snowfall days.

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

In December, the average day length is 10h and 13min.

In December, on the first day of the month, sunrise is at 6:43 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:13 pm CST.

With an average of 4.8h of sunshine, December has the least sunshine of the year.

In Cedar Mill Run, the average sunshine duration in December is 4.8h.

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

In Cedar Mill Run, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Cedar Mill Run, LA

  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is January (58.8°F).

  • Average low temperature in December: 46.9°F

The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

Average pressure in December
Cedar Mill Run, 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 (29.96"Hg).

Average wind speed in December
Cedar Mill Run, LA

  • Average wind speed in December: 6.3mph

The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).

Average humidity in December
Cedar Mill Run, LA

  • Average humidity in December: 81%

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

Average rainfall in December
Cedar Mill Run, LA

  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is July (1.1").
The driest months (with the least rainfall) are March and September (0.28").

Average rainfall days in December
Cedar Mill Run, LA

  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is November (4.6 days).

Average snowfall days in December
Cedar Mill Run, LA

  • Average snowfall days in December: 0.1 days

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Cedar Mill Run, LA

  • Average daylight in December: 10h and 12min

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: 4h and 48min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Cedar Mill Run, LA

  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is November (24.1 days).
The month with the least sunshine days is July (12.5 days).

Average UV index in December
Cedar Mill Run, 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).

Average cloud cover in December
Cedar Mill Run, LA

  • Average cloud cover in December: 51

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Cedar Mill Run, LA

  • Average visibility in December: 5mi

The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).