Jefferson County, NY: Current UV Index and Hourly Forecast

As of 12:51 PM EDT on August 31, 2025, all 30 cities in Jefferson County, NY in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Adams Center, NY with a reading of 6.

Over the next 24 hours, the highest UV Index reading in Jefferson County, NY is expected to be 6.6 in Adams Center between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Jefferson County, NY as of 12:51 PM EDT, August 31, 2025

Current UV Index in Cities in Jefferson County, NY

12:51 PM EDT, August 31, 2025