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 onset of December introduces a moderate change in Garden Prairie's weather, with average high-temperatures falling from November's frosty 44.6°F (7°C) to an icy 32.4°F (0.2°C). The month of December records an average low-temperature of 22.3°F (-5.4°C) in Garden Prairie.Humidity
In December, the average relative humidity is 83%.Rainfall
In Garden Prairie, in December, during 8.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, in Garden Prairie, there are 154 rainfall days, and 30.47" (774mm) of precipitation is accumulated.Snowfall
Months with snowfall in Garden Prairie are January through April, October through December. In December, it is snowing for 10.2 days. Throughout December, 2.6" (66mm) of snow is accumulated. Throughout the year, there are 45.3 snowfall days, and 17.28" (439mm) 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 7:04 am and sunset at 4:23 pm. On the last day of December, in Garden Prairie, sunrise is at 7:23 am and sunset at 4:32 pm CST.
Sunshine
The average sunshine in December in Garden Prairie is 4h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is it in Garden Prairie in December?
What is the average humidity in December in Garden Prairie?
How many days does it rain in December in Garden Prairie?
How many days does it snow in December in Garden Prairie?
What is the month with the shortest days in Garden Prairie?
How many hours of daylight does Garden Prairie have in December?
What time are sunrise and sunset in December in Garden Prairie?
How many hours of sunshine does Garden Prairie have in December?
When is the lowest UV index in Garden Prairie?
What is the UV index reading in December in Garden Prairie?
Average temperature in December
Garden Prairie, IL
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in December
Garden Prairie, IL
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Garden Prairie, IL
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Garden Prairie, IL
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Garden Prairie, IL
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is June (4.09").
The driest month (with the least rainfall) is February (1.46").
Average rainfall days in December
Garden Prairie, IL
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Garden Prairie, IL
- Average snowfall in December: 2.6"
The month with the highest snowfall is January (5.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Garden Prairie, IL
- Average snowfall days in December: 10.2 days
The month with the highest number of snowfall days is January (12.6 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
Garden Prairie, IL
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Garden Prairie, IL
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in December
Garden Prairie, IL
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Garden Prairie, IL
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in December
Garden Prairie, IL
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Garden Prairie, Illinois, USA
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