Stephenson County, IL: Current UV Index and Hourly Forecast

As of 7:24 PM CDT on July 30, 2025, all 12 cities in Stephenson 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 Stephenson County, IL is expected to be 8.3 in Freeport between 1:00 PM - 2:00 PM CDT tomorrow.

Search Cities in Stephenson County, IL

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Stephenson County, IL as of 7:24 PM CDT, July 30, 2025

Current UV Index in Cities in Stephenson County, IL

7:24 PM CDT, July 30, 2025