UV Index Today in Montgomery County, Maryland (MD) Saturday, August 29, 2026 -2:07 PM EDT (GMT-4) The average maximum UV Index today across 75 locations in Montgomery County, Maryland (MD) , is 7.8. The highest projected maximum is 7.8 in Washington at 1:00 PM EDT, while the lowest projected maximum is 7.4 in Olney at 1:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 8. The highest projected maximum is 8 in Washington at 1:00 PM EDT, and the lowest projected maximum is 7.9 in Germantown at 1:00 PM EDT.
75 Places in Montgomery County, Maryland (MD) Maximum UV Index Today
Washington - 7.8
Adelphi - 7.8
Ashton-Sandy Spring - 7.4
Aspen Hill - 7.8
Beltsville - 7.8
Bethesda - 7.8
Brookmont - 7.8
Burnt Mills - 7.8
Burtonsville - 7.8
Cabin John - 7.8
Calverton - 7.8
Chevy Chase - 7.8
Chevy Chase - 7.8
Chevy Chase Section Five - 7.8
Chevy Chase Section Three - 7.8
Chevy Chase View - 7.8
Chevy Chase Village - 7.8
Chillum - 7.8
Clarksburg - 7.7
Cloverly - 7.8
Colesville - 7.8
Damascus - 7.7
Darnestown - 7.8
Derwood - 7.8
Fairland - 7.8
Flower Hill - 7.7
Forest Glen - 7.8
Four Corners - 7.8
Friendship Heights Village - 7.8
Gaithersburg - 7.7
Garrett Park - 7.8
Germantown - 7.7
Glenmont - 7.8
Green Valley - 7.7
Hillandale - 7.8
Kemp Mill - 7.8
Kensington - 7.8
Konterra - 7.8
Langley Park - 7.8
Layhill - 7.8
Laytonsville - 7.7
Leisure World - 7.8
Martin's Additions - 7.8
Montgomery Village - 7.7
North Bethesda - 7.8
North Chevy Chase - 7.8
North Kensington - 7.8
North Potomac - 7.8
Olney - 7.4
Poolesville - 7.7
Potomac - 7.8
Redland - 7.7
Rockville - 7.8
Scaggsville - 7.4
Silver Spring - 7.8
Somerset - 7.8
South Kensington - 7.8
Spencerville - 7.8
Takoma Park - 7.8
Ten Mile Creek - 7.7
Travilah - 7.8
Urbana - 7.7
Washington Grove - 7.7
West Laurel - 7.8
Wheaton - 7.8
White Oak - 7.8
Arlington - 7.8
Cascades - 7.8
Countryside - 7.8
Great Falls - 7.8
Lansdowne - 7.8
Leesburg - 7.8
Lowes Island - 7.8
McLean - 7.8
University Center - 7.8