LaSalle County, IL: Current UV Index and Hourly Forecast

As of 6:20 PM CDT on June 2, 2025, all 30 cities in LaSalle County, IL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Peru, IL with a reading of 0.8.

Over the next 24 hours, the highest UV Index reading in LaSalle County, IL is expected to be 7.8 in Rutland between 2:00 PM - 3:00 PM CDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in LaSalle County, IL as of 6:20 PM CDT, June 2, 2025

Current UV Index in Cities in LaSalle County, IL

6:20 PM CDT, June 2, 2025