Grundy County, IL: Current UV Index and Hourly Forecast

As of 5:16 PM CST on February 22, 2025, all 11 cities in Grundy 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 Grundy County, IL is expected to be 3 in Morris 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 Grundy County, IL as of 5:16 PM CST, February 22, 2025

Current UV Index in Cities in Grundy County, IL

5:16 PM CST, February 22, 2025