Fairfax County, VA: Current UV Index and Hourly Forecast

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As of 9:11 AM EDT on September 17, 2026, all 69 cities in Fairfax County, VA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Woodlawn, VA with a reading of 1.2.

Over the next 24 hours, the highest UV Index reading in Fairfax County, VA is expected to be 7.1 in Centreville between 1:00 PM - 2:00 PM EDT today.

Search Cities in Fairfax County, VA

Current UV Index in Cities in Fairfax County, VA

• Annandale - 1.1
• Bailey's Crossroads - 1.1
• Belle Haven - 1.2
• Braddock - 1.1
• Bull Run - 1.1
• Burke - 1.1
• Burke Centre - 1.1
• Centreville - 1.1
• Chantilly - 1.1
• Clifton - 1.1
• Crosspointe - 1.1
• Difficult Run - 1.1
• Dranesville - 1.1
• Dunn Loring - 1.1
• Fair Lakes - 1.1
• Fair Oaks - 1.1
• Fairfax Station - 1.1
• Floris - 1.1
• Fort Belvoir - 1.1
• Fort Hunt - 1.2
• Franconia - 1.1
• Franklin Farm - 1.1
• George Mason - 1.1
• Great Falls - 1.1
• Great Falls Crossing - 1.1
• Greenbriar - 1.1
• Groveton - 1.2
• Hayfield - 1.1
• Herndon - 1.1
• Huntington - 1.2
• Hutchison - 1.1
• Hybla Valley - 1.2
• Idylwood - 1.1
• Kings Park - 1.1
• Kings Park West - 1.1
• Kingstowne - 1.1
• Lake Barcroft - 1.1
• Laurel Hill - 1.1
• Lincolnia - 1.1
• Long Branch - 1.1
• Lorton - 1.1
• Mantua - 1.1
• Mason Neck - 1.1
• McLean - 1.1
• McNair - 1.1
• Merrifield - 1.1
• Mount Vernon - 1.2
• Navy - 1.1
• Newington - 1.1
• Newington Forest - 1.1
• North Springfield - 1.1
• Oakton - 1.1
• Pimmit Hills - 1.1
• Ravensworth - 1.1
• Reston - 1.1
• Rose Hill - 1.2
• Seven Corners - 1.1
• South Run - 1.1
• Springfield - 1.1
• Sully Square - 1.1
• Tysons - 1.1
• Union Mill - 1.1
• Vienna - 1.1
• Wakefield - 1.1
• West Falls Church - 1.1
• West Springfield - 1.1
• Wolf Trap - 1.1
• Woodburn - 1.1
• Woodlawn - 1.2