Illinois (IL): Current UV Index and Hourly Forecast

  • USA
  • Illinois

As of 11:06 AM CST on February 22, 2025, all 1461 cities in Illinois in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Cairo, IL with a reading of 4.6.

Over the next 24 hours, the highest UV Index reading in Illinois is expected to be 5 in Cairo between 12:00 PM - 1:00 PM CST today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Illinois as of 11:06 AM CST, February 22, 2025

Counties in Illinois (IL)

Current UV Index in Major Cities in Illinois (IL)

11:06 AM CST, February 22, 2025