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 shift from November to December corresponds with a decrease in the average high-temperature, down to an icy 36°F (2.2°C) from a frosty 47.3°F (8.5°C). In December, the average low-temperature in Campus records at a freezing cold 25.9°F (-3.4°C) during the nights.Humidity
In December, the average relative humidity is 81%.Rainfall
In Campus, during December, the rain falls for 6 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Campus, during the entire year, the rain falls for 117.5 days and collects up to 13.74" (349mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Campus, during December, snow falls for 6.1 days and regularly aggregates up to 0.71" (18mm) of snow. Throughout the year, there are 31.9 snowfall days, and 5.2" (132mm) of snow is accumulated.Daylight
December has the shortest days of the year in Campus, Illinois, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 6:59 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:35 pm CST.
Sunshine
The average sunshine in December is 4.2h.UV index
The months with the lowest UV index in Campus are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 1 in December leads to these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is December in Campus?
What is the average humidity in December in Campus?
How much does it rain in Campus in December?
How much does it snow in Campus in December?
What is the month with the shortest days in Campus?
How many hours of daylight does Campus have in December?
When are sunrise and sunset in December in Campus?
How many hours of sunshine does Campus have in December?
When is the lowest UV index in Campus?
What is the UV index reading in December in Campus?
Average temperature in December
Campus, IL
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Campus, IL
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Campus, IL
- Average wind speed in December: 9.8mph
The windiest months (with the highest average wind speed) are January and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Campus, IL
- Average humidity in December: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Campus, IL
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (2.09").
The driest months (with the least rainfall) are February and November (0.63").
Average rainfall days in December
Campus, IL
- Average rainfall days in December: 6 days
The months with the highest number of rainy days are May and July (14.8 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in December
Campus, IL
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Campus, IL
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (9.9 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
Campus, IL
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Campus, IL
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Campus, IL
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Campus, IL
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in December
Campus, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Campus, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
