Knox County, IL: Current UV Index and Hourly Forecast

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As of 9:04 AM CDT on October 9, 2025, all 16 cities in Knox County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Galesburg, IL with a reading of 0.7.

Over the next 24 hours, the highest UV Index reading in Knox County, IL is expected to be 4.7 in Galesburg between 1:00 PM - 2:00 PM CDT today.

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Current UV Index in Cities in Knox County, IL

• Abingdon - 0.7
• Altona - 0.7
• East Galesburg - 0.7
• Galesburg - 0.7
• Gilson - 0.7
• Henderson - 0.7
• Knoxville - 0.7
• Maquon - 0.7
• Oak Run - 0.7
• Oneida - 0.7
• Rio - 0.7
• St. Augustine - 0.7
• Victoria - 0.7
• Wataga - 0.7
• Williamsfield - 0.7
• Yates City - 0.7