Nassau County, NY: Current UV Index and Hourly Forecast

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As of 11:13 PM EST on November 10, 2025, all 131 cities in Nassau County, NY in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Nassau County, NY is expected to be 1.6 in Bayville between 11:00 AM - 12:00 PM EST tomorrow.

Search Cities in Nassau County, NY

Current UV Index in Cities in Nassau County, NY

• Albertson - 0
• Atlantic Beach - 0
• Baldwin - 0
• Barnum Island - 0
• Baxter Estates - 0
• Bay Park - 0
• Bayville - 0
• Bellerose - 0
• Bellerose Terrace - 0
• Bellmore - 0
• Bethpage - 0
• Brookville - 0
• Carle Place - 0
• Cedarhurst - 0
• Centre Island - 0
• Cove Neck - 0
• East Atlantic Beach - 0
• East Hills - 0
• East Massapequa - 0
• East Meadow - 0
• East Norwich - 0
• East Rockaway - 0
• East Williston - 0
• Elmont - 0
• Farmingdale - 0
• Floral Park - 0
• Flower Hill - 0
• Franklin Square - 0
• Freeport - 0
• Garden City - 0
• Garden City Park - 0
• Garden City South - 0
• Glen Cove - 0
• Glen Head - 0
• Glenwood Landing - 0
• Great Neck - 0
• Great Neck Estates - 0
• Great Neck Gardens - 0
• Great Neck Plaza - 0
• Greenvale - 0
• Harbor Hills - 0
• Harbor Isle - 0
• Herricks - 0
• Hewlett - 0
• Hewlett Bay Park - 0
• Hewlett Harbor - 0
• Hewlett Neck - 0
• Hicksville - 0
• Inwood - 0
• Island Park - 0
• Jericho - 0
• Kensington - 0
• Kings Point - 0
• Lake Success - 0
• Lakeview - 0
• Lattingtown - 0
• Laurel Hollow - 0
• Lawrence - 0
• Levittown - 0
• Lido Beach - 0
• Locust Valley - 0
• Long Beach - 0
• Lynbrook - 0
• Malverne - 0
• Malverne Park Oaks - 0
• Manhasset - 0
• Manhasset Hills - 0
• Manorhaven - 0
• Massapequa - 0
• Massapequa Park - 0
• Matinecock - 0
• Merrick - 0
• Mill Neck - 0
• Mineola - 0
• Munsey Park - 0
• Muttontown - 0
• New Cassel - 0
• New Hyde Park - 0
• North Bellmore - 0
• North Hills - 0
• North Lynbrook - 0
• North Massapequa - 0
• North Merrick - 0
• North New Hyde Park - 0
• North Valley Stream - 0
• North Wantagh - 0
• Oceanside - 0
• Old Bethpage - 0
• Old Brookville - 0
• Old Westbury - 0
• Oyster Bay Cove - 0
• Plainedge - 0
• Plainview - 0
• Plandome - 0
• Plandome Heights - 0
• Plandome Manor - 0
• Point Lookout - 0
• Port Washington - 0
• Port Washington North - 0
• Rockville Centre - 0
• Roosevelt - 0
• Roslyn - 0
• Roslyn Estates - 0
• Roslyn Harbor - 0
• Roslyn Heights - 0
• Russell Gardens - 0
• Saddle Rock - 0
• Saddle Rock Estates - 0
• Salisbury - 0
• Sands Point - 0
• Sea Cliff - 0
• Seaford - 0
• Searingtown - 0
• South Farmingdale - 0
• South Floral Park - 0
• South Hempstead - 0
• South Valley Stream - 0
• Stewart Manor - 0
• Syosset - 0
• Thomaston - 0
• Uniondale - 0
• University Gardens - 0
• Upper Brookville - 0
• Valley Stream - 0
• Wantagh - 0
• West Hempstead - 0
• Westbury - 0
• Williston Park - 0
• Woodbury - 0
• Woodmere - 0
• Woodsburgh - 0