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
The advent of December brings a subtle shift in temperature, with the average high moving from an agreeable 68.4°F (20.2°C) in November to a comfortable 61.5°F (16.4°C). Throughout December, the average low-temperature in Greendale records at a chilly 46.4°F (8°C).Humidity
In December, the average relative humidity in Greendale is 81%.Rainfall
In Greendale, in December, during 13.4 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. Throughout the year, in Greendale, there are 177.1 rainfall days, and 36.1" (917mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall in Greendale. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, in Greendale, there are 0.5 snowfall days, and 0.51" (13mm) of snow is accumulated.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:44 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:01 am and sunset at 5:14 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5h of sunshine.UV index
The months with the lowest UV index in Greendale, Louisiana, are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Take precautions - Protection against sunburn is recommended. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What is the temperature in December in Greendale?
What is the average humidity in December in Greendale?
How many days does it rain in December in Greendale?
When does it start snowing in Greendale?
What is the month with the shortest days in Greendale?
What is the average length of the day in December in Greendale?
When are sunrise and sunset in December in Greendale?
What is the month with the least sunshine in Greendale?
How many hours of sunshine does Greendale have in December?
What is the month with the lowest UV index in Greendale?
What is the UV index reading in December in Greendale?
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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