Grand Isle County, VT: Current UV Index and Hourly Forecast

As of 11:56 AM EDT on August 9, 2025, all 1 cities in Grand Isle County, VT in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is South Hero, VT with a reading of 4.7.

Over the next 24 hours, the highest UV Index reading in Grand Isle County, VT is expected to be 7 in South Hero between 1:00 PM - 2:00 PM EDT today.

Search Cities in Grand Isle County, VT

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Grand Isle County, VT as of 11:56 AM EDT, August 9, 2025

Current UV Index in Cities in Grand Isle County, VT

11:56 AM EDT, August 9, 2025