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Champaign (IL) Climate by Month

The temperature in Champaign can vary greatly throughout the year. The temperatures shift from warm to very cold. It also has a relatively rain/snowy climate with high levels of precipitation. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to very cold in Champaign. On average, daytime temperatures range from a comfortable 29°C in July to a very cold 1°C in January. Nighttime temperatures can drop, with averages reaching -8°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Champaign has a relatively rain/snowy climate with high precipitation levels, averaging 1074 mm of rain/snowfall annually. The seasons in Champaign, bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 153 mm of precipitation. This rainfall is distributed across 13 rainy days. In contrast, the driest month, January, experiences much less snow/rainfall, totaling 48 mm over 9 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

The mean monthly precipitation over the year, including rain, hail and snow

The best time of year to visit Champaign in the United States of America

During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Champaign?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Champaign?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Champaign?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Champaign?
    June tops the wettest month list with 153 mm of rainfall.
  • Which is the driest month in Champaign?
    January is the driest month with 48 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Champaign (IL)

    Sat   Nov 23
    7°C | 2°C
    SW 18 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sun   Nov 24
    13°C | 2°C
    S 25 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Nov 25
    12°C | 0°C
    NW 29 km/h
    0.6 mm
    overcast and  chance of slight rain

    overcast and chance of slight rain