Champaign Weather in September
September in Champaign brings high temperatures, with highs of 26°C (79°F) and nights dropping to 13°C (55°F). Rainfall is on the higher side this month, averaging around 94 mm (3.7 in), so keep a rain jacket handy.
Rainfall in Champaign in September
Historically, approximately 9 days this month are expected to have rain, averaging 94 mm (3.7 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Champaign in September
Champaign in September has excellent weather. Days reach 26°C (79°F) and nights cool to 13°C (55°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Champaign's climate page.
Champaign Temperature in September
Min Temperature
13°C (55°F)
Max Temperature
26°C (79°F)
Chance of Rain
30%
Precipitation
94 mm (3.7 in)
Rainy days
9 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Champaign in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Champaign in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Champaign's climate page.
See the full Champaign climate overview or explore weather in the United States of America.
