Which is the hottest month in Champaign?

The hottest time of year in Champaign is normally July. Expect maximum daytime temperatures to reach 29°C with moderate heat and humidity.

Which month has the most rain in Champaign?

In terms of rainfall, July is usually the wettest month in Champaign with 100mm on average. There are normally 10 days in July with some rain.

When is it sunniest in Champaign?

The sunniest time of year in Champaign is normally July with bright sunshine on average for 69% of daylight hours; that's 10 hours of sunshine per day.

When is the sea warmest in Champaign?

The sea is usually at its warmest in Champaign in August when the water temperature reaches 21°C.

Best time to visit Champaign

Q: When is the best time to visit Champaign?

The best times to visit Champaign, Illinois are in May, June, August and September Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 8 hours or more.

The best times to visit Champaign, Illinois are in May, June, August and September based on our default weather conditions. Update your weather preferences to see which months best match.

Champaign by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Champaign?

The best times to visit Champaign, Illinois are in May, June, August and September based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 8 hours or more [remove]

Change the criteria to reflect your weather preferences.

1.5
Jan
1.5
Feb
2
Mar
3
Apr
5
May
5
Jun
4
Jul
5
Aug
5
Sep
3.5
Oct
1.5
Nov
1.5
Dec

Change criteria

Max Day Temperature (°F)

32
Jan
37
Feb
48
Mar
63
Apr
73
May
82
Jun
86
Jul
82
Aug
77
Sep
64
Oct
50
Nov
37
Dec

Hours of Sunshine (daily)

5
Jan
5
Feb
6
Mar
7
Apr
9
May
10
Jun
10
Jul
9
Aug
8
Sep
7
Oct
4
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Illinois (Champaign) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)