Iroquois County, IL: Current UV Index and Hourly Forecast

As of 4:53 PM CST on March 3, 2026, all 20 cities in Iroquois County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Clifton, IL with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Iroquois County, IL is expected to be 0.8 in Cissna Park between 12:00 PM - 1:00 PM CST tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Iroquois County, IL as of 4:53 PM CST, March 3, 2026

Current UV Index in Cities in Iroquois County, IL

4:53 PM CST, March 3, 2026