September 2025 Weather | Chicago, Illinois
Today 9/4
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 61°
1
Fri 9/5
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 52°
1
Sat 9/6
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 68°
Night 54°
2
Sun 9/7
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 55°
2
Mon 9/8
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 70°
Night 57°
2
Tue 9/9
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 63°
0
Wed 9/10
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 73°
Night 63°
0
Thu 9/11
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 63°
2
Fri 9/12
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 64°
2
Sat 9/13
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 79°
Night 66°
66
Sun 9/14
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 79°
Night 66°
1
Mon 9/15
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 81°
Night 66°
2
Tue 9/16
Rainy WeatherRainy weather, precipitation in the form of water droplets falling from the sky.
Day 79°
Night 64°
57
Wed 9/17
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 73°
Night 61°
25
Thu 9/18
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 77°
Night 64°
25
Fri 9/19
Rainy WeatherRainy weather, precipitation in the form of water droplets falling from the sky.
Day 75°
Night 63°
60
Sat 9/20
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 59°
10
Sun 9/21
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 57°
10
Mon 9/22
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 68°
Night 59°
25
Tue 9/23
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 55°
20
Wed 9/24
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 70°
Night 61°
20
Thu 9/25
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 73°
Night 63°
5
Fri 9/26
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 73°
Night 61°
5
Sat 9/27
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 73°
Night 63°
20
Sun 9/28
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 61°
25
Mon 9/29
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 70°
Night 57°
20
Tue 9/30
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 64°
Night 59°
25