DeKalb County, IL: Current UV Index and Hourly Forecast

As of 5:28 PM CST on February 22, 2025, all 13 cities in DeKalb 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 DeKalb County, IL is expected to be 3.5 in DeKalb 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 DeKalb County, IL as of 5:28 PM CST, February 22, 2025

Current UV Index in Cities in DeKalb County, IL

5:28 PM CST, February 22, 2025