Illinois (IL): Current UV Index and Hourly Forecast

  • USA
  • Illinois

As of 6:00 AM CDT on May 12, 2025, all 1461 cities in Illinois 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 Illinois is expected to be 8.9 in Dallas City between 1:00 PM - 2:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Illinois as of 6:00 AM CDT, May 12, 2025

Counties in Illinois (IL)

Current UV Index in Major Cities in Illinois (IL)

6:00 AM CDT, May 12, 2025