Fairfax County, VA: Current UV Index and Hourly Forecast

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As of 4:37 PM EDT on July 14, 2025, out of 69 cities in Fairfax County, VA in our database, 61 cities (88%) have a UV Index reading of High, while 8 cities (12%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Burke, VA with a reading of 5.7.

Over the next 24 hours, the highest UV Index reading in Fairfax County, VA is expected to be 10.1 in Centreville between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Fairfax County, VA

• Annandale - 5.7
• Bailey's Crossroads - 5.7
• Belle Haven - 5.6
• Braddock - 5.7
• Bull Run - 5.6
• Burke - 5.7
• Burke Centre - 5.7
• Centreville - 5.6
• Chantilly - 5.2
• Clifton - 5.6
• Crosspointe - 5.7
• Difficult Run - 5.5
• Dranesville - 5.5
• Dunn Loring - 5.5
• Fair Lakes - 5.6
• Fair Oaks - 5.7
• Fairfax Station - 5.7
• Floris - 5.2
• Fort Belvoir - 5.7
• Fort Hunt - 5.6
• Franconia - 5.7
• Franklin Farm - 5.2
• George Mason - 5.7
• Great Falls - 5.5
• Great Falls Crossing - 5.5
• Greenbriar - 5.6
• Groveton - 5.6
• Hayfield - 5.7
• Herndon - 5.2
• Huntington - 5.6
• Hutchison - 5.2
• Hybla Valley - 5.6
• Idylwood - 5.5
• Kings Park - 5.7
• Kings Park West - 5.7
• Kingstowne - 5.7
• Lake Barcroft - 5.7
• Laurel Hill - 5.7
• Lincolnia - 5.7
• Long Branch - 5.7
• Lorton - 5.7
• Mantua - 5.7
• Mason Neck - 5.7
• McLean - 5.5
• McNair - 5.2
• Merrifield - 5.7
• Mount Vernon - 5.6
• Navy - 5.2
• Newington - 5.7
• Newington Forest - 5.7
• North Springfield - 5.7
• Oakton - 5.5
• Pimmit Hills - 5.5
• Ravensworth - 5.7
• Reston - 5.5
• Rose Hill - 5.6
• Seven Corners - 5.7
• South Run - 5.7
• Springfield - 5.7
• Sully Square - 5.2
• Tysons - 5.5
• Union Mill - 5.6
• Vienna - 5.5
• Wakefield - 5.7
• West Falls Church - 5.7
• West Springfield - 5.7
• Wolf Trap - 5.5
• Woodburn - 5.7
• Woodlawn - 5.6