Measurements:
°C
°F
Champaign
100°F
S 2 mph
Feels like: 110°F
Precip: 1%
World Resorts USA Champaign Weather September Weather in Champaign

Champaign Weather: September

Average Day Temperature: 81.7°F
Average Night Temperature: 61.3°F
Number of Sunny Days: 19 days
Sunshine Hours: 11.8 - 13.1 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.4 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 96°F. The lowest night temperature was 42°F. The average values for day and night temperatures during September were 85.5°F и 57.8°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Champaign is 0.4 in. It makes september the least rainy month of the year.

Wind Speed in September, mph

The average wind speed in September is 7.9 mph. It makes September one of the most windless months of the year for Champaign.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Champaign in September is 9.0 hours.

Best Time to Visit Champaign
The most sunny months:
September 19 days
October 17 days
June 15 days
The most warm months:
August 85.3 °F
July 85.2 °F
June 83.2 °F
The most cold months:
January 29.7 °F
February 35.4 °F
December 37.8 °F
The most rainy months:
July 3 days
April 3 days
August 2 days
The most windy months:
March 12 mph
April 11 mph
February 10 mph

Champaign on the Weather Map

USA Resorts:
NAME
Boston +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Champaign
Local time: 14:58
15 jul, wednesday
1500 100°F
S
2 mph
1800 96°F
S
1 mph
2100 86°F
SE
2 mph
16 jul, thursday
0000 80°F
SW
2 mph
0300 76°F
SW
1 mph
0600 76°F
S
1 mph
0900 84°F
SW
1 mph
1200 90°F
W
2 mph