Jefferson County, IL: Current UV Index and Hourly Forecast

As of 5:18 PM CST on February 22, 2025, all 10 cities in Jefferson 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 Jefferson County, IL is expected to be 4.2 in Bluford between 11:00 AM - 12:00 PM CST tomorrow.

Search Cities in Jefferson County, IL

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Jefferson County, IL as of 5:18 PM CST, February 22, 2025

Current UV Index in Cities in Jefferson County, IL

5:18 PM CST, February 22, 2025