Montgomery County, MD: Current UV Index and Hourly Forecast

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As of 3:38 PM EDT on May 7, 2026, out of 58 cities in Montgomery County, MD in our database, 49 cities (84%) have a UV Index reading of High, while 9 cities (16%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Olney, MD with a reading of 6.1.

Over the next 24 hours, the highest UV Index reading in Montgomery County, MD is expected to be 7 in Silver Spring between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Montgomery County, MD

• Ashton-Sandy Spring - 6.1
• Aspen Hill - 5.7
• Barnesville - 5.8
• Bethesda - 5.7
• Brookeville - 6.1
• Brookmont - 5.1
• Burnt Mills - 5.7
• Burtonsville - 5.7
• Cabin John - 5.1
• Calverton - 5.7
• Chevy Chase - 5.7
• Chevy Chase Section Five - 5.7
• Chevy Chase Section Three - 5.7
• Chevy Chase View - 5.7
• Chevy Chase Village - 5.7
• Clarksburg - 5.9
• Cloverly - 5.7
• Colesville - 5.7
• Damascus - 5.9
• Darnestown - 5.1
• Derwood - 5.1
• Fairland - 5.7
• Flower Hill - 5.9
• Forest Glen - 5.7
• Four Corners - 5.7
• Friendship Heights Village - 5.7
• Gaithersburg - 5.9
• Garrett Park - 5.7
• Germantown - 5.9
• Glen Echo - 5.1
• Glenmont - 5.7
• Hillandale - 5.7
• Kemp Mill - 5.7
• Kensington - 5.7
• Layhill - 5.7
• Laytonsville - 5.9
• Leisure World - 5.7
• Martin's Additions - 5.7
• Montgomery Village - 5.9
• North Bethesda - 5.7
• North Chevy Chase - 5.7
• North Kensington - 5.7
• North Potomac - 5.1
• Olney - 6.1
• Poolesville - 5.8
• Potomac - 5.1
• Redland - 5.9
• Rockville - 5.1
• Silver Spring - 5.7
• Somerset - 5.7
• South Kensington - 5.7
• Spencerville - 5.7
• Takoma Park - 5.7
• Ten Mile Creek - 5.9
• Travilah - 5.1
• Washington Grove - 5.9
• Wheaton - 5.7
• White Oak - 5.7