Champaign, IL Weather

Champaign weather forecast

  • Temperature:68°F
  • Humidity:90%
  • Pressure:30.09inHg
  • Wind speed:3mph
  • Direction:
  • Gusts:n/a

Update from Champaign / Urbana, University of Illinois-Willard, IL on 27 Aug 2:53 AM PDT

Forecasted weather

Today

Chance Thunderstorms

84°F 30% POP

Tonight

Chance Thunderstorms

67°F 30% POP

Thursday

Chance Thunderstorms

85°F 40% POP

Thursday Night

Mostly Cloudy

69°F

Friday

Partly Sunny

88°F

Friday Night

Chance Thunderstorms

69°F 40% POP

Saturday

Chance Thunderstorms

84°F 50% POP

Saturday Night

Thunderstorms Likely

68°F

Sunday

Chance Thunderstorms

82°F

Sunday Night

Partly Cloudy

67°F

Labor Day

Mostly Sunny

86°F

Monday Night

Chance Thunderstorms

69°F

Tuesday

Chance Thunderstorms

87°F

Champaign average temperature

MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January-18°F66°F28°F2.7"
February-9°F63°F28°F2.0"
March9°F81°F41°F2.7"
April21°F90°F52°F3.8"
May28°F96°F63°F3.2"
June48°F95°F73°F3.8"
July43°F95°F73°F4.9"
August44°F95°F73°F2.6"
September37°F95°F66°F3.0"
October25°F93°F54°F3.9"
November12°F75°F42°F2.9"
December-5°F63°F29°F2.9"
In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.

The highest average temperature in Champaign is June at 72.9 degrees. The coldest average temperature in Champaign is February at 27.8 degrees. The most monthly precipitation in Champaign occurs in July with 4.9 inches. The Champaign weather information is based on the average of the previous 3-7 years of data.

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Champaign air quality index & pollution index

IndexChampaignIllinoisNational
Air quality index323537
Pollution index1,494,1604,368,3906,623,939
In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
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The Champaign, IL air quality index is a median value which considers the most hazardous air pollutants. The Champaign, IL air quality index is 7.6% less than the Illinois average and 13.5% less than the national average.

The Champaign, IL pollution index is the sum of the most hazardous air pollutants displayed in pounds. The Champaign, IL pollution index is 65.8% less than the Illinois average and 77.4% less than the national average.

Air quality information

MeasurementTotal
Days measured335
Days with good air quality300
Days with moderate air quality35
Days w/ poor A.Q. for sensitive groups0
Days with unhealthy air quality0

Air pollution information

PollutantTotal
Arsenic0.010%
Benzene0.040%
Carbon Tetrachloride0.290%
Lead0.010%
Mercury0.010%

Average monthly Champaign temperature with heat index

Champaign monthly precipitation with daily maximum

Champaign monthly snow depth with daily maximum

Champaign monthly wind speed information

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Cities near Champaign, IL

CityMilesCityMiles
Champaign, IL0Sidney, IL11.7
Urbana, IL3St. Joseph, IL11.8
Savoy, IL3.5Rantoul, IL14.4
Lake of the Woods, IL8.3Fisher, IL14.8
Tolono, IL8.8Homer, IL16.9
Mahomet, IL9.2Monticello, IL17.5
Philo, IL9.3Villa Grove, IL18
Thomasboro, IL9.7Bement, IL21.1
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