Nassau County, NY: Current UV Index and Hourly Forecast

• USA →
• New York →
• Nassau County

As of 9:54 AM EDT on May 9, 2025, all 131 cities in Nassau County, NY in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Bayville, NY with a reading of 0.6.

Over the next 24 hours, the highest UV Index reading in Nassau County, NY is expected to be 1 in Long Beach between 2:00 PM - 3:00 PM EDT today.

Search Cities in Nassau County, NY

Current UV Index in Cities in Nassau County, NY

• Albertson - 0.3
• Atlantic Beach - 0.3
• Baldwin - 0.5
• Barnum Island - 0.3
• Baxter Estates - 0.3
• Bay Park - 0.3
• Bayville - 0.6
• Bellerose - 0.3
• Bellerose Terrace - 0.3
• Bellmore - 0.5
• Bethpage - 0.5
• Brookville - 0.5
• Carle Place - 0.5
• Cedarhurst - 0.3
• Centre Island - 0.6
• Cove Neck - 0.6
• East Atlantic Beach - 0.3
• East Hills - 0.3
• East Massapequa - 0.5
• East Meadow - 0.5
• East Norwich - 0.5
• East Rockaway - 0.3
• East Williston - 0.3
• Elmont - 0.3
• Farmingdale - 0.5
• Floral Park - 0.3
• Flower Hill - 0.3
• Franklin Square - 0.3
• Freeport - 0.5
• Garden City - 0.3
• Garden City Park - 0.3
• Garden City South - 0.3
• Glen Cove - 0.3
• Glen Head - 0.5
• Glenwood Landing - 0.3
• Great Neck - 0.3
• Great Neck Estates - 0.3
• Great Neck Gardens - 0.3
• Great Neck Plaza - 0.3
• Greenvale - 0.3
• Harbor Hills - 0.3
• Harbor Isle - 0.3
• Herricks - 0.3
• Hewlett - 0.3
• Hewlett Bay Park - 0.3
• Hewlett Harbor - 0.3
• Hewlett Neck - 0.3
• Hicksville - 0.5
• Inwood - 0.3
• Island Park - 0.3
• Jericho - 0.5
• Kensington - 0.3
• Kings Point - 0.3
• Lake Success - 0.3
• Lakeview - 0.3
• Lattingtown - 0.6
• Laurel Hollow - 0.5
• Lawrence - 0.3
• Levittown - 0.5
• Lido Beach - 0.5
• Locust Valley - 0.6
• Long Beach - 0.3
• Lynbrook - 0.3
• Malverne - 0.3
• Malverne Park Oaks - 0.3
• Manhasset - 0.3
• Manhasset Hills - 0.3
• Manorhaven - 0.3
• Massapequa - 0.5
• Massapequa Park - 0.5
• Matinecock - 0.5
• Merrick - 0.5
• Mill Neck - 0.6
• Mineola - 0.3
• Munsey Park - 0.3
• Muttontown - 0.5
• New Cassel - 0.5
• New Hyde Park - 0.3
• North Bellmore - 0.5
• North Hills - 0.3
• North Lynbrook - 0.3
• North Massapequa - 0.5
• North Merrick - 0.5
• North New Hyde Park - 0.3
• North Valley Stream - 0.3
• North Wantagh - 0.5
• Oceanside - 0.3
• Old Bethpage - 0.5
• Old Brookville - 0.5
• Old Westbury - 0.5
• Oyster Bay Cove - 0.5
• Plainedge - 0.5
• Plainview - 0.5
• Plandome - 0.3
• Plandome Heights - 0.3
• Plandome Manor - 0.3
• Point Lookout - 0.5
• Port Washington - 0.3
• Port Washington North - 0.3
• Rockville Centre - 0.3
• Roosevelt - 0.5
• Roslyn - 0.3
• Roslyn Estates - 0.3
• Roslyn Harbor - 0.3
• Roslyn Heights - 0.3
• Russell Gardens - 0.3
• Saddle Rock - 0.3
• Saddle Rock Estates - 0.3
• Salisbury - 0.5
• Sands Point - 0.3
• Sea Cliff - 0.3
• Seaford - 0.5
• Searingtown - 0.3
• South Farmingdale - 0.5
• South Floral Park - 0.3
• South Hempstead - 0.5
• South Valley Stream - 0.3
• Stewart Manor - 0.3
• Syosset - 0.5
• Thomaston - 0.3
• Uniondale - 0.5
• University Gardens - 0.3
• Upper Brookville - 0.5
• Valley Stream - 0.3
• Wantagh - 0.5
• West Hempstead - 0.3
• Westbury - 0.5
• Williston Park - 0.3
• Woodbury - 0.5
• Woodmere - 0.3
• Woodsburgh - 0.3