Washington County, IL: Current UV Index and Hourly Forecast

As of 4:39 PM CDT on June 28, 2025, all 13 cities in Washington County, IL in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Okawville, IL with a reading of 5.2.

Over the next 24 hours, the highest UV Index reading in Washington County, IL is expected to be 9 in Ashley between 1:00 PM - 2:00 PM CDT tomorrow.

Search Cities in Washington County, IL

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Washington County, IL as of 4:39 PM CDT, June 28, 2025

Current UV Index in Cities in Washington County, IL

4:39 PM CDT, June 28, 2025