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 start of December involves a temperature drop, moving from a chilly 47.1°F (8.4°C) in November to a cold 35.6°F (2°C). The nights of December anticipate an average low-temperature of 25.9°F (-3.4°C).Humidity
The average relative humidity in December is 81%.Rainfall
In Monee, in December, during 5.6 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Monee, during the entire year, the rain falls for 115.5 days and collects up to 11.65" (296mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Monee, in December, during 6.7 snowfall days, 0.55" (14mm) of snow is typically accumulated. Throughout the year, there are 33.7 snowfall days, and 4.92" (125mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 6:58 am and sunset at 4:22 pm. On the last day of December, in Monee, sunrise is at 7:17 am and sunset at 4:31 pm CST.
Sunshine
The average sunshine in December is 4.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
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 in Monee?
How many hours of sunshine does Monee have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Monee, IL
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Monee, IL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Monee, IL
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Monee, IL
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Monee, IL
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in December
Monee, IL
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Monee, IL
- Average snowfall in December: 0.55"
The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Monee, IL
- Average snowfall days in December: 6.7 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Monee, IL
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Monee, IL
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are June and July (12.2 days).
Average UV index in December
Monee, IL
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Monee, IL
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Monee, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Monee, Illinois, USA
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