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 coincides with a reduction in the average high-temperature, falling from a chilly 45°F (7.2°C) in November to an icy 32.7°F (0.4°C). December brings Milledgeville a consistent average low-temperature of 22.5°F (-5.3°C).Humidity
In Milledgeville, the average relative humidity in December is 83%.Rainfall
In Milledgeville, during December, the rain falls for 7.3 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, in Milledgeville, there are 152.3 rainfall days, and 32.6" (828mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Milledgeville, Illinois. In December, in Milledgeville, Illinois, it is snowing for 8.9 days. Throughout December, 2.87" (73mm) of snow is accumulated. In Milledgeville, during the entire year, snow falls for 44 days and aggregates up to 18.5" (470mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Milledgeville.On the first day of the month, sunrise is at 7:08 am and sunset at 4:28 pm. On the last day of December, in Milledgeville, sunrise is at 7:26 am and sunset at 4:37 pm CST.
Sunshine
In December, the average sunshine is 3.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Milledgeville. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
How cold is it in Milledgeville in December?
What is the average humidity in December in Milledgeville?
How much does it rain in Milledgeville in December?
How many days does it snow in December in Milledgeville?
What is the month with the shortest days in Milledgeville?
How many hours of daylight does Milledgeville have in December?
When are sunrise and sunset in December in Milledgeville?
How long on average sun shines in December in Milledgeville?
What are the months with the lowest UV index in Milledgeville?
How high is the UV index in December in Milledgeville?
Average temperature in December
Milledgeville, IL
- Average high temperature in December: 32.7°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 (26.6°F).
- Average low temperature in December: 22.5°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in December
Milledgeville, 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 (29.91"Hg).
Average wind speed in December
Milledgeville, IL
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Milledgeville, 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 (74%).
Average rainfall in December
Milledgeville, IL
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in December
Milledgeville, IL
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in December
Milledgeville, IL
- Average snowfall in December: 2.87"
The month with the highest snowfall is January (5.43").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Milledgeville, IL
- Average snowfall days in December: 8.9 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Milledgeville, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Milledgeville, IL
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in December
Milledgeville, IL
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Milledgeville, IL
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in December
Milledgeville, IL
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Milledgeville, Illinois, USA
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