UV Index Today in Suffolk County, New York (NY) Saturday, August 29, 2026 -2:07 PM EDT (GMT-4) The average maximum UV Index today across 163 locations in Suffolk County, New York (NY) , is 7.4. The highest projected maximum is 7.4 in Brookhaven at 1:00 PM EDT, while the lowest projected maximum is 7.2 in East Marion at 1:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 7.1. The highest projected maximum is 7.5 in Islip at 1:00 PM EDT, and the lowest projected maximum is 6.6 in Brookhaven at 12:00 PM EDT.
10 County Subdivisions in Suffolk County, New York (NY) Maximum UV Index Today
Babylon - 7.4
Brookhaven - 7.4
East Hampton - 7.3
Huntington - 7.4
Islip - 7.4
Riverhead - 7.3
Shelter Island - 7.3
Smithtown - 7.4
Southampton - 7.3
Southold - 7.3153 Places in Suffolk County, New York (NY) Maximum UV Index Today
Amagansett - 7.3
Amityville - 7.4
Aquebogue - 7.3
Asharoken - 7.3
Babylon - 7.4
Baiting Hollow - 7.3
Bayport - 7.4
Bay Shore - 7.4
Baywood - 7.4
Belle Terre - 7.3
Bellport - 7.4
Blue Point - 7.4
Bohemia - 7.4
Brentwood - 7.4
Bridgehampton - 7.3
Brightwaters - 7.4
Brookhaven - 7.4
Calverton - 7.3
Centereach - 7.4
Center Moriches - 7.4
Centerport - 7.3
Central Islip - 7.4
Cold Spring Harbor - 7.4
Commack - 7.4
Copiague - 7.4
Coram - 7.3
Cutchogue - 7.3
Deer Park - 7.4
Dix Hills - 7.4
East Farmingdale - 7.4
East Hampton - 7.3
East Hampton North - 7.3
East Islip - 7.4
East Marion - 7.2
East Massapequa - 7.4
East Moriches - 7.4
East Northport - 7.3
East Patchogue - 7.4
Eastport - 7.4
East Quogue - 7.4
East Setauket - 7.3
East Shoreham - 7.3
Eatons Neck - 7.3
Elwood - 7.4
Farmingdale - 7.4
Farmingville - 7.4
Flanders - 7.3
Fort Salonga - 7.3
Gordon Heights - 7.4
Great River - 7.4
Greenlawn - 7.4
Greenport - 7.3
Greenport West - 7.3
Halesite - 7.3
Hampton Bays - 7.4
Hauppauge - 7.4
Head of the Harbor - 7.3
Holbrook - 7.4
Holtsville - 7.4
Huntington - 7.3
Huntington Bay - 7.3
Huntington Station - 7.4
Islandia - 7.4
Islip - 7.4
Islip Terrace - 7.4
Jamesport - 7.3
Kings Park - 7.3
Lake Grove - 7.4
Lake Ronkonkoma - 7.4
Laurel - 7.3
Laurel Hollow - 7.4
Lindenhurst - 7.4
Lloyd Harbor - 7.3
Manorville - 7.4
Mastic - 7.4
Mastic Beach - 7.4
Mattituck - 7.3
Medford - 7.4
Melville - 7.4
Middle Island - 7.3
Miller Place - 7.3
Montauk - 7.3
Moriches - 7.4
Mount Sinai - 7.3
Nesconset - 7.4
Nissequogue - 7.3
North Amityville - 7.4
North Babylon - 7.4
North Bay Shore - 7.4
North Bellport - 7.4
North Great River - 7.4
North Haven - 7.3
North Lindenhurst - 7.4
North Patchogue - 7.4
Northport - 7.3
North Sea - 7.3
Northville - 7.3
Northwest Harbor - 7.3
Noyack - 7.3
Oakdale - 7.4
Old Bethpage - 7.4
Old Field - 7.3
Orient - 7.2
Patchogue - 7.4
Peconic - 7.3
Plainview - 7.4
Poquott - 7.3
Port Jefferson - 7.3
Port Jefferson Station - 7.3
Quiogue - 7.4
Quogue - 7.4
Remsenburg-Speonk - 7.4
Ridge - 7.3
Riverhead - 7.3
Riverside - 7.3
Rocky Point - 7.3
Ronkonkoma - 7.4
Sag Harbor - 7.3
St. James - 7.3
Sayville - 7.4
Selden - 7.4
Setauket - 7.3
Shelter Island - 7.3
Shelter Island Heights - 7.3
Shinnecock Hills - 7.3
Shirley - 7.4
Shoreham - 7.3
Smithtown - 7.4
Sound Beach - 7.3
Southampton - 7.3
South Farmingdale - 7.4
South Huntington - 7.4
Southold - 7.3
Springs - 7.3
Stony Brook - 7.3
Stony Brook University - 7.3
Terryville - 7.3
Tuckahoe - 7.3
Village of the Branch - 7.4
Wading River - 7.3
Wainscott - 7.3
Water Mill - 7.3
West Babylon - 7.4
West Bay Shore - 7.4
Westhampton - 7.4
Westhampton Beach - 7.4
West Hills - 7.4
West Islip - 7.4
West Sayville - 7.4
Wheatley Heights - 7.4
Woodbury - 7.4
Wyandanch - 7.4
Yaphank - 7.4