Columbiana County, OH: Current UV Index and Hourly Forecast

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As of 9:44 AM EDT on October 4, 2026, all 22 cities in Columbiana County, OH in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Salem, OH with a reading of 0.5.

Over the next 24 hours, the highest UV Index reading in Columbiana County, OH is expected to be 4.6 in Salem between 1:00 PM - 2:00 PM EDT today.

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Current UV Index in Cities in Columbiana County, OH

• Calcutta - 0.5
• Columbiana - 0.5
• East Liverpool - 0.5
• East Palestine - 0.5
• East Rochester - 0.5
• Glenmoor - 0.5
• Guilford Lake - 0.5
• Hanoverton - 0.5
• Homeworth - 0.5
• La Croft - 0.5
• Lake Tomahawk - 0.5
• Leetonia - 0.5
• Lisbon - 0.5
• Negley - 0.5
• New Waterford - 0.5
• Rogers - 0.5
• Salem - 0.5
• Salem Heights - 0.5
• Salineville - 0.5
• Summitville - 0.5
• Washingtonville - 0.5
• Wellsville - 0.5