CHICAGO, IL 60666 Weather Forecast & Current Conditions

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CHICAGO-OHARE, IL
Current Weather

9:51 AM CDT JUN 29, 2026
Scattered Clouds
84°F
Feels Like: 92°F
Dewpoint: 75°F
Rel. Hum.: 74%
Visibility: 10 miles
Wind: SW at 16 mph, gusts to 21
Pressure: 29.92 inches
Last 72 hours

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CHICAGO, IL 60666
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny in the morning, then becoming partly cloudy. Hot. Highs in the mid 90s. South winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Heat index values up to 103.
TONIGHT
Mostly clear. Humid with lows in the upper 70s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the evening. Heat index values up to 100 early in the evening.
TUESDAY
Mostly sunny and breezy, hot with highs in the mid 90s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 107.
TUESDAY NIGHT
Clear, breezy with lows in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 10 mph after midnight. Heat index values up to 103 early in the evening.
WEDNESDAY
Sunny, hot with highs in the mid 90s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Heat index values up to 104.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 70s.
THURSDAY
Mostly sunny in the morning, then becoming partly cloudy. Hot with highs in the mid 90s.
THURSDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of precipitation 30 percent.
FRIDAY
Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of precipitation 40 percent.
FRIDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of precipitation 50 percent.
INDEPENDENCE DAY
Partly cloudy. Highs in the upper 80s.
SATURDAY NIGHT
A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 70s. Chance of precipitation 30 percent.
SUNDAY
Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 40 percent.

Visible Weather Satellite
CHICAGO, IL 60666
Infrared Weather Satellite
CHICAGO, IL 60666
NEXRAD Weather Radar
CHICAGO, IL 60666

CHICAGO-OHARE, IL 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/28/2026
Monday
29 JUN 2026
CHICAGO, IL 60666 weather forecast Day 1, 0 hours 1 AM 77° 79° Mostly Cloudy 22%
RAIN
.01–.1 in
0% Thunder
( 15% severe)
SE   10 82% 71°
Low 76° CHICAGO, IL 60666 weather forecast Day 1, 3 hours 4 AM 77° 78° Mostly Cloudy SSE   10 85% 72°
High 94° CHICAGO, IL 60666 weather forecast Day 1, 6 hours 7 AM 78° 80° Partly Cloudy 0%

0% Thunder
( 8% severe)
S   10 85% 73°

Partly Cloudy



CHICAGO, IL 60666 weather forecast Day 1, 9 hours 10 AM 85° 93° Partly Cloudy SSW   13 70% 74°
CHICAGO, IL 60666 weather forecast Day 1, 12 hours 1 PM 92° 102° Partly Cloudy 0%

0% Thunder
( 8% severe)
S   16 56% 74°
CHICAGO, IL 60666 weather forecast Day 1, 15 hours 4 PM 94° 104° Partly Cloudy SSW   17 51% 73°
CHICAGO, IL 60666 weather forecast Day 1, 18 hours 7 PM 92° 101° Partly Cloudy 0%

0% Thunder
( 9% severe)
SSW   18 54% 73°
CHICAGO, IL 60666 weather forecast Day 1, 21 hours 10 PM 86° 93° Partly Cloudy SSW   14 65% 73°
Tuesday
30 JUN 2026
CHICAGO, IL 60666 weather forecast Day 2, 0 hours 1 AM 82° 87° Partly Cloudy 1%

0% Thunder
( 9% severe)
SSW   14 72% 72°
Low 79° CHICAGO, IL 60666 weather forecast Day 2, 3 hours 4 AM 81° 85° Partly Cloudy SSW   12 74% 72°
High 96° CHICAGO, IL 60666 weather forecast Day 2, 6 hours 7 AM 81° 85° Partly Cloudy 0%

0% Thunder
( 9% severe)
SW   12 72% 71°

Partly Cloudy



CHICAGO, IL 60666 weather forecast Day 2, 9 hours 10 AM 87° 93° Partly Cloudy SW   15 61% 72°
CHICAGO, IL 60666 weather forecast Day 2, 12 hours 1 PM 93° 101° Mostly Cloudy 0%

0% Thunder
( 13% severe)
SW   16 51% 72°
CHICAGO, IL 60666 weather forecast Day 2, 15 hours 4 PM 95° 103° Partly Cloudy SW   18 46% 71°
CHICAGO, IL 60666 weather forecast Day 2, 18 hours 7 PM 93° 101° Clear 1%

0% Thunder
( 14% severe)
SW   20 51% 72°
CHICAGO, IL 60666 weather forecast Day 2, 21 hours 10 PM 86° 92° Clear SW   15 63% 72°

CHICAGO-OHARE, IL extended weather forecast

Wednesday
1 JUL 2026
Thursday
2 JUL 2026
Friday
3 JUL 2026
Saturday
4 JUL 2026
Sunday
5 JUL 2026
Low 78° Low 77° Low 75° Low 72° Low 71°
High 100° High 98° High 96° High 89° High 86°
CHICAGO, IL 60666 weather forecast Day 3 CHICAGO, IL 60666 weather forecast Day 4 CHICAGO, IL 60666 weather forecast Day 5 CHICAGO, IL 60666 weather forecast Day 6 CHICAGO, IL 60666 weather forecast Day 7
Clear
10% Rain
Partly Cloudy
30% Rain
Partly Cloudy
37% Rain
Partly Cloudy
59% Rain
Mostly Cloudy
52% Rain
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