Jefferson County, OH: Current UV Index and Hourly Forecast

As of 7:55 AM EDT on April 28, 2025, all 20 cities in Jefferson County, OH in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Toronto, OH with a reading of 0.1.

Over the next 24 hours, the highest UV Index reading in Jefferson County, OH is expected to be 7.8 in Steubenville 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, OH as of 7:55 AM EDT, April 28, 2025

Current UV Index in Cities in Jefferson County, OH

7:55 AM EDT, April 28, 2025