Johnson County, IN: Current UV Index and Hourly Forecast

As of 3:34 PM EDT on October 8, 2025, all 8 cities in Johnson County, IN in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Greenwood, IN with a reading of 4.2.

Over the next 24 hours, the highest UV Index reading in Johnson County, IN is expected to be 4.8 in Bargersville 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 Johnson County, IN as of 3:34 PM EDT, October 8, 2025

Current UV Index in Cities in Johnson County, IN

3:34 PM EDT, October 8, 2025