Sullivan County, NY: Current UV Index and Hourly Forecast

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As of 7:52 AM EDT on August 22, 2025, all 29 cities in Sullivan County, NY in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Monticello, NY with a reading of 0.2.

Over the next 24 hours, the highest UV Index reading in Sullivan County, NY is expected to be 8.6 in Livingston Manor between 1:00 PM - 2:00 PM EDT today.

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Current UV Index in Cities in Sullivan County, NY

• Barryville - 0.2
• Bloomingburg - 0.2
• Bridgeville - 0.2
• Eldred - 0.2
• Fallsburg - 0.2
• Grahamsville - 0.2
• Hankins - 0.2
• Hortonville - 0.2
• Hurleyville - 0.2
• Jeffersonville - 0.2
• Kauneonga Lake - 0.2
• Kiamesha Lake - 0.2
• Lake Huntington - 0.2
• Livingston Manor - 0.2
• Loch Sheldrake - 0.2
• Mongaup Valley - 0.2
• Monticello - 0.2
• Mountain Dale - 0.2
• Narrowsburg - 0.2
• Rock Hill - 0.2
• Roscoe - 0.2
• Smallwood - 0.2
• South Fallsburg - 0.2
• Swan Lake - 0.2
• White Lake - 0.2
• Woodbourne - 0.2
• Woodridge - 0.2
• Wurtsboro - 0.2
• Wurtsboro Hills - 0.2