UV Index Today in Fairfax County, Virginia (VA) Wednesday, July 15, 2026 -1:02 PM EDT (GMT-4) The average maximum UV Index today across 89 locations in Fairfax County, Virginia (VA) , is 10. The highest projected maximum is 10.1 in Centreville at 1:00 PM EDT, while the lowest projected maximum is 10 in Arlington at 1:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 7.3. The highest projected maximum is 7.7 in Centreville at 1:00 PM EDT, and the lowest projected maximum is 6.9 in Arlington at 1:00 PM EDT.
89 Places in Fairfax County, Virginia (VA) Maximum UV Index Today
Brookmont - 10
Cabin John - 10
Darnestown - 10
Potomac - 10
Travilah - 10
Alexandria - 10
Annandale - 10
Arlington - 10
Bailey's Crossroads - 10
Belle Haven - 10
Braddock - 10
Buckhall - 10.1
Bull Run - 10.1
Burke - 10
Burke Centre - 10
Centreville - 10.1
Chantilly - 10.1
Crosspointe - 10
Difficult Run - 10
Dranesville - 10
Dunn Loring - 10
Fairfax - 10
Fairfax Station - 10
Fair Lakes - 10.1
Fair Oaks - 10
Falls Church - 10
Floris - 10.1
Fort Belvoir - 10
Fort Hunt - 10
Franconia - 10
Franklin Farm - 10.1
George Mason - 10
Great Falls - 10
Great Falls Crossing - 10
Greenbriar - 10.1
Groveton - 10
Hayfield - 10
Herndon - 10.1
Huntington - 10
Hutchison - 10.1
Hybla Valley - 10
Idylwood - 10
Kings Park - 10
Kings Park West - 10
Kingstowne - 10
Lake Barcroft - 10
Lake Ridge - 10
Laurel Hill - 10
Lincolnia - 10
Loch Lomond - 10.1
Long Branch - 10
Lorton - 10
Lowes Island - 10
McLean - 10
McNair - 10.1
Mantua - 10
Mason Neck - 10
Merrifield - 10
Mount Vernon - 10
Navy - 10.1
Newington - 10
Newington Forest - 10
North Springfield - 10
Oak Grove - 10.1
Oakton - 10
Occoquan - 10
Pimmit Hills - 10
Ravensworth - 10
Reston - 10
Rose Hill - 10
Seven Corners - 10
South Riding - 10.1
South Run - 10
Springfield - 10
Sterling - 10.1
Sudley - 10.1
Sugarland Run - 10.1
Sully Square - 10.1
Tysons - 10
Union Mill - 10.1
Vienna - 10
Wakefield - 10
West Falls Church - 10
West Springfield - 10
Wolf Trap - 10
Woodbridge - 10
Woodburn - 10
Woodlawn - 10
Yorkshire - 10.1