Fairfax County, VA: Current UV Index and Hourly Forecast

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As of 1:58 PM EST on February 22, 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 Reston, VA with a reading of 0.5.

Over the next 24 hours, the highest UV Index reading in Fairfax County, VA is expected to be 2.5 in Herndon between 12:00 PM - 1:00 PM EST tomorrow.

Search Cities in Fairfax County, VA

Current UV Index in Cities in Fairfax County, VA

• Annandale - 0.5
• Bailey's Crossroads - 0.5
• Belle Haven - 0.5
• Braddock - 0.5
• Bull Run - 0.4
• Burke - 0.5
• Burke Centre - 0.5
• Centreville - 0.4
• Chantilly - 0.5
• Clifton - 0.4
• Crosspointe - 0.5
• Difficult Run - 0.5
• Dranesville - 0.5
• Dunn Loring - 0.5
• Fair Lakes - 0.4
• Fair Oaks - 0.5
• Fairfax Station - 0.5
• Floris - 0.5
• Fort Belvoir - 0.5
• Fort Hunt - 0.5
• Franconia - 0.5
• Franklin Farm - 0.5
• George Mason - 0.5
• Great Falls - 0.5
• Great Falls Crossing - 0.5
• Greenbriar - 0.4
• Groveton - 0.5
• Hayfield - 0.5
• Herndon - 0.5
• Huntington - 0.5
• Hutchison - 0.5
• Hybla Valley - 0.5
• Idylwood - 0.5
• Kings Park - 0.5
• Kings Park West - 0.5
• Kingstowne - 0.5
• Lake Barcroft - 0.5
• Laurel Hill - 0.5
• Lincolnia - 0.5
• Long Branch - 0.5
• Lorton - 0.5
• Mantua - 0.5
• Mason Neck - 0.5
• McLean - 0.5
• McNair - 0.5
• Merrifield - 0.5
• Mount Vernon - 0.5
• Navy - 0.5
• Newington - 0.5
• Newington Forest - 0.5
• North Springfield - 0.5
• Oakton - 0.5
• Pimmit Hills - 0.5
• Ravensworth - 0.5
• Reston - 0.5
• Rose Hill - 0.5
• Seven Corners - 0.5
• South Run - 0.5
• Springfield - 0.5
• Sully Square - 0.5
• Tysons - 0.5
• Union Mill - 0.4
• Vienna - 0.5
• Wakefield - 0.5
• West Falls Church - 0.5
• West Springfield - 0.5
• Wolf Trap - 0.5
• Woodburn - 0.5
• Woodlawn - 0.5