Alton Weather Prepare for the Day Ahead

clear sky

In Alton today expect clear sky. The temperature will hit a high of 72°F (feels like 73°F). Humidity sits at 84%, with winds up to 0 mph.

overcast clouds

In Alton tomorrow expect overcast clouds. The temperature will hit a high of 78°F. Humidity sits at 0%, with winds up to 0 mph.