Henry County, IL: Current UV Index and Hourly Forecast

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As of 4:12 PM CDT on July 17, 2026, all 18 cities in Henry County, IL in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Orion, IL with a reading of 5.4.

Over the next 24 hours, the highest UV Index reading in Henry County, IL is expected to be 9.8 in Cambridge between 1:00 PM - 2:00 PM CDT tomorrow.

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Current UV Index in Cities in Henry County, IL

• Alpha - 5.4
• Andover - 5.3
• Annawan - 5.3
• Atkinson - 5.3
• Bishop Hill - 5.3
• Cambridge - 5.3
• Cleveland - 5.3
• Colona - 5.3
• Galva - 5.3
• Geneseo - 5.3
• Hooppole - 5.3
• Kewanee - 5.3
• Lynn Center - 5.3
• Nekoma - 5.3
• Ophiem - 5.4
• Orion - 5.4
• Osco - 5.3
• Woodhull - 5.3