Cook County, IL: Current UV Index and Hourly Forecast

As of 3:06 AM CST on November 21, 2024, all 119 cities in Cook 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 Cook County, IL is expected to be 0.9 in Orland Park between 12:00 PM - 1:00 PM CST today.

Search Cities in Cook County, IL

UV Index Risk Levels
Range 0 - 23 - 56 - 78 - 1011+
Color
Risk LowModerateHighVery HighExtreme
UV Index in Cook County, IL as of 3:06 AM CST, November 21, 2024

Current UV Index in Cities in Cook County, IL

3:06 AM CST, November 21, 2024