Jefferson County, KY: Current UV Index and Hourly Forecast

As of 3:52 AM EDT on June 13, 2025, all 83 cities in Jefferson County, KY 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 Jefferson County, KY is expected to be 3 in Hollyvilla between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Jefferson County, KY as of 3:52 AM EDT, June 13, 2025

Current UV Index in Cities in Jefferson County, KY

3:52 AM EDT, June 13, 2025