Marion County, IN: Current UV Index and Hourly Forecast

As of 4:24 PM EDT on October 10, 2025, all 15 cities in Marion County, IN in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Indianapolis, IN with a reading of 2.1.

Over the next 24 hours, the highest UV Index reading in Marion County, IN is expected to be 4.5 in Indianapolis between 2:00 PM - 3:00 PM EDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Marion County, IN as of 4:24 PM EDT, October 10, 2025

Current UV Index in Cities in Marion County, IN

4:24 PM EDT, October 10, 2025