Columbiana County, OH: Current UV Index and Hourly Forecast

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As of 6:01 PM EDT on May 20, 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 Heights, OH with a reading of 0.8.

Over the next 24 hours, the highest UV Index reading in Columbiana County, OH is expected to be 8.9 in Salem Heights between 2:00 PM - 3:00 PM EDT tomorrow.

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Current UV Index in Cities in Columbiana County, OH

• Calcutta - 0.3
• Columbiana - 0.3
• East Liverpool - 0.3
• East Palestine - 0.3
• East Rochester - 0.6
• Glenmoor - 0.3
• Guilford Lake - 0.6
• Hanoverton - 0.6
• Homeworth - 0.6
• La Croft - 0.3
• Lake Tomahawk - 0.3
• Leetonia - 0.3
• Lisbon - 0.2
• Negley - 0.3
• New Waterford - 0.3
• Rogers - 0.2
• Salem - 0.3
• Salem Heights - 0.8
• Salineville - 0.2
• Summitville - 0.6
• Washingtonville - 0.3
• Wellsville - 0.2