Madison County, IL: Current UV Index and Hourly Forecast

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As of 7:58 PM CDT on September 5, 2026, all 32 cities in Madison County, IL in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Madison County, IL is expected to be 8 in Edwardsville between 1:00 PM - 2:00 PM CDT tomorrow.

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Current UV Index in Cities in Madison County, IL

• Alhambra - 0
• Alton - 0
• Bethalto - 0
• Collinsville - 0
• East Alton - 0
• Edwardsville - 0
• Glen Carbon - 0
• Godfrey - 0
• Granite City - 0
• Grantfork - 0
• Hamel - 0
• Hartford - 0
• Highland - 0
• Holiday Shores - 0
• Livingston - 0
• Madison - 0
• Marine - 0
• Maryville - 0
• Mitchell - 0
• Moro - 0
• New Douglas - 0
• Pontoon Beach - 0
• Prairietown - 0
• Rosewood Heights - 0
• Roxana - 0
• South Roxana - 0
• St. Jacob - 0
• Troy - 0
• Venice - 0
• Williamson - 0
• Wood River - 0
• Worden - 0