Coles County, IL: Current UV Index and Hourly Forecast

• USA →
• Illinois →
• Coles County

As of 6:43 PM CDT on August 18, 2026, all 8 cities in Coles County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Charleston, IL with a reading of 0.7.

Over the next 24 hours, the highest UV Index reading in Coles County, IL is expected to be 4 in Oakland between 11:00 AM - 12:00 PM CDT tomorrow.

Search Cities in Coles County, IL

Current UV Index in Cities in Coles County, IL

• Ashmore - 0.7
• Charleston - 0.7
• Humboldt - 0.7
• Janesville - 0.7
• Lerna - 0.7
• Mattoon - 0.7
• Oakland - 0.7
• Trilla - 0.7