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
December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a comfortable 65.8°F (18.8°C) in November to a still refreshing 58.1°F (14.5°C). In the month of December, Zwolle experiences an average low-temperature of 43.2°F (6.2°C).Humidity
In Zwolle, the average relative humidity in December is 80%.Rainfall
In Zwolle, in December, during 12.5 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Zwolle, Louisiana, during the entire year, the rain falls for 159.7 days and collects up to 36.14" (918mm) of precipitation.Snowfall
Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 1.2 snowfall days, and 0.35" (9mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 6:56 am and sunset at 5:10 pm. On the last day of December, sunrise is at 7:14 am and sunset at 5:21 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 4.8h 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 threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 3 suggests these recommendations:
Exercise prevention - Warding off sunburn is urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Boost your sun resistance with garments that are densely woven yet spacious. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Zwolle have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Zwolle, LA
- Average high temperature in December: 58.1°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in December: 43.2°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 (39.7°F).
Average pressure in December
Zwolle, LA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Zwolle, LA
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Zwolle, LA
- Average humidity in December: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in December
Zwolle, LA
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in December
Zwolle, LA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in December
Zwolle, LA
- Average snowfall in December: 0.12"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Zwolle, LA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.6 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
Zwolle, 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 July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Zwolle, LA
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in December
Zwolle, 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
Zwolle, LA
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Zwolle, LA
- Average visibility in December: 5mi
The months with the highest visibility are June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, September and December (5mi).
Zwolle, Louisiana, USA
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