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Today Hourly 7 days 30 days October
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October 2025 Weather | Chicago, Illinois

Today 10/6
Sunny with a Chance of Thunderstorms
Day 82°
Night 61°
55
Tue 10/7
Cloudy Weather
Day 66°
Night 55°
60
Wed 10/8
Sunny Weather
Day 63°
Night 52°
0
Thu 10/9
Sunny Weather
Day 63°
Night 52°
0
Fri 10/10
Cloudy Weather
Day 64°
Night 54°
5
Sat 10/11
Sunny Weather
Day 66°
Night 57°
3
Sun 10/12
Sunny Weather
Day 70°
Night 57°
0
Mon 10/13
Cloudy Weather
Day 70°
Night 59°
11
Tue 10/14
Cloudy Weather
Day 64°
Night 57°
25
Wed 10/15
Rainy Weather
Day 70°
Night 59°
59
Thu 10/16
Cloudy Weather
Day 66°
Night 54°
4
Fri 10/17
Sunny Weather
Day 63°
Night 50°
0
Sat 10/18
Sunny Weather
Day 61°
Night 52°
0
Sun 10/19
Cloudy Weather
Day 61°
Night 46°
25
Mon 10/20
Sunny Weather
Day 52°
Night 39°
10
Tue 10/21
Sunny Weather
Day 52°
Night 39°
20
Wed 10/22
Rainy Weather
Day 54°
Night 50°
57
Thu 10/23
Rainy Weather
Day 52°
Night 52°
56
Fri 10/24
Rainy Weather
Day 61°
Night 46°
62
Sat 10/25
Cloudy Weather
Day 52°
Night 43°
25
Sun 10/26
Cloudy Weather
Day 52°
Night 39°
20
Mon 10/27
Sunny Weather
Day 57°
Night 45°
20
Tue 10/28
Cloudy Weather
Day 52°
Night 43°
25
Wed 10/29
Cloudy Weather
Day 48°
Night 39°
25
Thu 10/30
Cloudy Weather
Day 48°
Night 37°
20
Fri 10/31
Sunny Weather
Day 48°
Night 39°
20