Baltimore County, MD: Current UV Index and Hourly Forecast

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As of 5:29 PM EDT on October 2, 2026, all 32 cities in Baltimore County, MD in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Catonsville, MD with a reading of 0.9.

Over the next 24 hours, the highest UV Index reading in Baltimore County, MD is expected to be 4.4 in Towson between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Baltimore County, MD

• Arbutus - 0.9
• Baltimore Highlands - 0.9
• Bowleys Quarters - 0.7
• Carney - 0.6
• Catonsville - 0.9
• Cockeysville - 0.2
• Dundalk - 0.7
• Edgemere - 0.7
• Essex - 0.7
• Garrison - 0.2
• Hampton - 0.6
• Honeygo - 0.6
• Kingsville - 0.6
• Lansdowne - 0.9
• Lochearn - 0.9
• Lutherville - 0.6
• Mays Chapel - 0.2
• Middle River - 0.7
• Milford Mill - 0.9
• Overlea - 0.7
• Owings Mills - 0.2
• Parkville - 0.6
• Perry Hall - 0.6
• Pikesville - 0.2
• Randallstown - 0.9
• Reisterstown - 0.2
• Rosedale - 0.7
• Rossville - 0.7
• Timonium - 0.6
• Towson - 0.6
• White Marsh - 0.6
• Woodlawn - 0.9