December weather forecast and climate
Champaign, IL

What is the temperature in December in Champaign?

In December, in Champaign, the average high-temperature is 37.2°F (2.9°C), and the average low-temperature is 22.5°F (-5.3°C).
Average temperature in December - Champaign, IL
  • Average high temperature in December: 37.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in December: 22.5°F

The month with the highest average low temperature is July (64.7°F).
The coldest month (with the lowest average low temperature) is January (18.2°F).

Average rainfall in December - Champaign, IL
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (4.8").
The driest month (with the lowest rainfall) is January (1.9").

Average rainfall days in December - Champaign, IL
  • Average rainfall days in December: 12 days

Months with the highest number of rainy days are March, April and December (12 days).
Months with the lowest number of rainy days are September and October (8 days).

Average snowfall in December - Champaign, IL
  • Average snowfall in December: 5.1"

The month with the highest snowfall is January (6.1").
Months with the lowest snowfall are May, June, July, August and September (0").

Average daylight in December / Average sunshine in December - Champaign, IL
  • Average daylight in December: 9.4h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in December: 4h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are November and December (Average sunshine: 4).

Average UV index in December - Champaign, IL
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).

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