Champaign

Johnson County, Illinois, United States

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Current Weather

22°

Humid and Overcast

Feels Like: 13°

Min: 22°

Max: 29°

The next few hours will be humid and overcast, with today reaching 29°C and dropping to 14°C. The coming days will be mostly cloudy

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Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

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Daylight Hours

06:40

Sunrise

18:53

Sunset

12 hours 12 minutes of sunlight today

Moon

Waxing Crescent

12:33

Moonrise

21:01

Moonset

Daily Forecast

Today

22°
29°

Thursday

12°
16°

Friday

12°
19°

Saturday

10°
17°

Sunday

19°

Monday

19°

Tuesday

19°

Wednesday

20°

Thursday

11°
25°

Friday

16°
21°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

96% Very Humid
Low High

Weather in Champaign today, September 16, 2026

Expect a muted, overcast feel in Champaign on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The morning sky stays heavily clouded, with cover near 100% around 06:00. Grey conditions set the early tone before any later change.

The temperature range runs from about 22°C up to 29°C. Relative humidity sits between 68% and 96%, reaching its peak around 07:00. A lighter breeze peaks around 06:00 near 5.3 km/h.

Expect persistent cloud later on, with amounts around 100% by 13:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 14.2 km on average, though it can drop toward 8.7 km in thicker cloud or showers. The sun rises at 06:40 and sets at 18:53, for a total of 12 hours 12 minutes of sunlight today.

Taken together, overcast skies in Champaign on September 16, 2026 favour indoor or covered options, with temperatures near 29°C.

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Metric (°C, km/h)