Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In the transition to December, Greendale observes a minor drop in the average high-temperature, shifting from a pleasant 68.4°F (20.2°C) in November to a refreshing 61.5°F (16.4°C). Throughout December, the average low-temperature records at a chilly 46.4°F (8°C).Humidity
In Greendale, the average relative humidity in December is 81%.Rainfall
In Greendale, Louisiana, in December, during 13.4 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. In Greendale, during the entire year, the rain falls for 177.1 days and collects up to 36.1" (917mm) of precipitation.Snowfall
Months with snowfall are January and December. December is the first month it typically snows in Greendale. Throughout December, in the average 0.1 snowfall days, it receives 0.24" (6mm) of snow. In Greendale, during the entire year, snow falls for 0.5 days and aggregates up to 0.51" (13mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year in Greendale.On the first day of December, sunrise is at 6:44 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:14 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5h 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 value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In December, the UV index of 3 transforms into the following advice:
Take precautions - Protection against sun damage is advised. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in December?
When does it start snowing?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Greendale have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Greendale, LA
- Average high temperature in December: 61.5°F
The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (58.6°F).
- Average low temperature in December: 46.4°F
The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure in December
Greendale, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in December
Greendale, LA
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in December
Greendale, 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 (72%).
Average rainfall in December
Greendale, LA
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in December
Greendale, LA
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Greendale, LA
- Average snowfall in December: 0.24"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Greendale, 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 March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Greendale, 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 0min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Greendale, LA
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is November (19.6 days).
The months with the least sunshine days are July and August (7.3 days).
Average UV index in December
Greendale, 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
Greendale, LA
- Average cloud cover in December: 50
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Greendale, 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).
Greendale, Louisiana, USA
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