UV Index Today in Suffolk County, New York (NY) Friday, May 22, 2026 -1:43 PMEDT (GMT-4) The average maximum UV Index today across 163 locations in Suffolk County, New York (NY) , is 8.1. The highest projected maximum is 8.5 in East Northport at 1:00 PM EDT, while the lowest projected maximum is 7.4 in Huntington at 2:00 PM EDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 1.3. The highest projected maximum is 2.8 in East Marion at 12:00 PM EDT, and the lowest projected maximum is 1 in Coram at 1:00 PM EDT.
10 County Subdivisions in Suffolk County, New York (NY) Maximum UV Index Today
Babylon - 8.4
Brookhaven - 8.1
East Hampton - 8.1
Huntington - 8.3
Islip - 8.4
Riverhead - 7.6
Shelter Island - 8.1
Smithtown - 8.4
Southampton - 7.8
Southold - 7.8153 Places in Suffolk County, New York (NY) Maximum UV Index Today
Amagansett - 8.1
Amityville - 8.3
Aquebogue - 7.8
Asharoken - 7.4
Babylon - 8.4
Baiting Hollow - 7.6
Bayport - 8.1
Bay Shore - 8.4
Baywood - 8.4
Belle Terre - 7.6
Bellport - 8.1
Blue Point - 8.1
Bohemia - 8.4
Brentwood - 8.4
Bridgehampton - 8.1
Brightwaters - 8.4
Brookhaven - 8.1
Calverton - 7.6
Centereach - 8.1
Center Moriches - 8.2
Centerport - 8.5
Central Islip - 8.4
Cold Spring Harbor - 8.3
Commack - 8.4
Copiague - 8.3
Coram - 7.6
Cutchogue - 7.8
Deer Park - 8.4
Dix Hills - 8.4
East Farmingdale - 8.3
East Hampton - 8.1
East Hampton North - 8.1
East Islip - 8.4
East Marion - 8.5
East Massapequa - 8.3
East Moriches - 8.2
East Northport - 8.5
East Patchogue - 8.1
Eastport - 8.2
East Quogue - 8.1
East Setauket - 7.6
East Shoreham - 7.6
Eatons Neck - 7.4
Elwood - 8.4
Farmingdale - 8.3
Farmingville - 8.1
Flanders - 7.8
Fort Salonga - 8.5
Gordon Heights - 8.1
Great River - 8.4
Greenlawn - 8.4
Greenport - 8.1
Greenport West - 8.1
Halesite - 7.4
Hampton Bays - 8.1
Hauppauge - 8.4
Head of the Harbor - 8.5
Holbrook - 8.1
Holtsville - 8.1
Huntington - 7.4
Huntington Bay - 7.4
Huntington Station - 8.3
Islandia - 8.4
Islip - 8.4
Islip Terrace - 8.4
Jamesport - 7.8
Kings Park - 8.5
Lake Grove - 8.1
Lake Ronkonkoma - 8.1
Laurel - 7.8
Laurel Hollow - 8.3
Lindenhurst - 8.4
Lloyd Harbor - 7.4
Manorville - 8.2
Mastic - 8.2
Mastic Beach - 8.2
Mattituck - 7.8
Medford - 8.1
Melville - 8.3
Middle Island - 7.6
Miller Place - 7.6
Montauk - 8.5
Moriches - 8.2
Mount Sinai - 7.6
Nesconset - 8.4
Nissequogue - 8.5
North Amityville - 8.3
North Babylon - 8.4
North Bay Shore - 8.4
North Bellport - 8.1
North Great River - 8.4
North Haven - 8.1
North Lindenhurst - 8.3
North Patchogue - 8.1
Northport - 8.5
North Sea - 7.8
Northville - 7.8
Northwest Harbor - 8.1
Noyack - 8.1
Oakdale - 8.4
Old Bethpage - 8.3
Old Field - 8.5
Orient - 8.5
Patchogue - 8.1
Peconic - 7.8
Plainview - 8.3
Poquott - 7.6
Port Jefferson - 7.6
Port Jefferson Station - 7.6
Quiogue - 8.2
Quogue - 8.1
Remsenburg-Speonk - 8.2
Ridge - 7.6
Riverhead - 7.6
Riverside - 7.6
Rocky Point - 7.6
Ronkonkoma - 8.1
Sag Harbor - 8.1
St. James - 8.5
Sayville - 8.1
Selden - 8.1
Setauket - 7.6
Shelter Island - 8.1
Shelter Island Heights - 8.1
Shinnecock Hills - 7.8
Shirley - 8.2
Shoreham - 7.6
Smithtown - 8.4
Sound Beach - 7.6
Southampton - 7.8
South Farmingdale - 8.3
South Huntington - 8.3
Southold - 7.8
Springs - 8.1
Stony Brook - 8.5
Stony Brook University - 7.6
Terryville - 7.6
Tuckahoe - 7.8
Village of the Branch - 8.4
Wading River - 7.6
Wainscott - 8.1
Water Mill - 8.1
West Babylon - 8.4
West Bay Shore - 8.4
Westhampton - 8.2
Westhampton Beach - 8.2
West Hills - 8.3
West Islip - 8.4
West Sayville - 8.1
Wheatley Heights - 8.4
Woodbury - 8.3
Wyandanch - 8.4
Yaphank - 8.1