St. Lawrence County, NY: Current UV Index and Hourly Forecast

As of 8:08 PM EDT on June 27, 2025, all 11 cities in St. Lawrence County, NY in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Ogdensburg, NY with a reading of 0.1.

Over the next 24 hours, the highest UV Index reading in St. Lawrence County, NY is expected to be 7.2 in Hailesboro between 3:00 PM - 4:00 PM EDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in St. Lawrence County, NY as of 8:08 PM EDT, June 27, 2025

Current UV Index in Cities in St. Lawrence County, NY

8:08 PM EDT, June 27, 2025