Alton, IL

Detailed forecast

Friday July 12
04am
Clear 68°
1 mph
Clear
Precip chance: 16%
Humidity: 91%
07am
Clear 70°
2 mph
Clear
Precip chance: 11%
Humidity: 96%
10am
Mostly clear 79°
4 mph
Mostly clear
Precip chance: 26%
Humidity: 75%
01pm
Mostly clear 84°
6 mph
Mostly clear
Precip chance: 41%
Humidity: 54%
04pm
Mostly clear 86°
5 mph
Mostly clear
Precip chance: 41%
Humidity: 55%
07pm
Mostly clear 86°
5 mph
Mostly clear
Precip chance: 41%
Humidity: 56%
10pm
Clear 79°
2 mph
Clear
Precip chance: 26%
Humidity: 70%
01am
Clear 73°
0 mph
Clear
Precip chance: 11%
Humidity: 85%
04am
Clear 70°
2 mph
Clear
Precip chance: 9%
Humidity: 87%
07am
Clear 72°
4 mph
Clear
Precip chance: 7%
Humidity: 88%