Westchester County, NY: Current UV Index and Hourly Forecast

• USA →
• New York →
• Westchester County

As of 12:45 PM EDT on October 30, 2025, all 48 cities in Westchester County, NY in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Scotts Corners, NY with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Westchester County, NY is expected to be 0.6 in Jefferson Valley-Yorktown between 1:00 PM - 2:00 PM EDT today.

Search Cities in Westchester County, NY

Current UV Index in Cities in Westchester County, NY

• Ardsley - 0.3
• Armonk - 0.3
• Bedford Hills - 0.3
• Briarcliff Manor - 0.3
• Bronxville - 0.3
• Buchanan - 0.2
• Chappaqua - 0.3
• Crompond - 0.3
• Croton-on-Hudson - 0.2
• Crugers - 0.2
• Dobbs Ferry - 0.3
• Elmsford - 0.3
• Golden's Bridge - 0.3
• Greenville - 0.3
• Harrison - 0.3
• Hartsdale - 0.3
• Hastings-on-Hudson - 0.3
• Hawthorne - 0.3
• Heritage Hills - 0.3
• Irvington - 0.3
• Jefferson Valley-Yorktown - 0.3
• Katonah - 0.3
• Lake Mohegan - 0.3
• Larchmont - 0.3
• Lincolndale - 0.3
• Millwood - 0.3
• Montrose - 0.2
• Mount Kisco - 0.3
• Mount Vernon - 0.3
• New Rochelle - 0.3
• Peekskill - 0.2
• Pelham Manor - 0.3
• Pleasantville - 0.3
• Port Chester - 0.3
• Rye Brook - 0.3
• Scarsdale - 0.3
• Scotts Corners - 0.4
• Shenorock - 0.3
• Shrub Oak - 0.3
• Sleepy Hollow - 0.3
• Tarrytown - 0.3
• Thornwood - 0.3
• Tuckahoe - 0.3
• Valhalla - 0.3
• Verplanck - 0.2
• White Plains - 0.3
• Yonkers - 0.3
• Yorktown Heights - 0.3