Illinois (IL): Current UV Index and Hourly Forecast

  • USA
  • Illinois

As of 6:18 AM CST on December 21, 2024, 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 2 in Waterloo 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 6:18 AM CST, December 21, 2024

Counties in Illinois (IL)

Current UV Index in Major Cities in Illinois (IL)

6:18 AM CST, December 21, 2024