Teton County, WY: Current UV Index and Hourly Forecast

As of 5:40 PM MDT on July 18, 2025, all 9 cities in Teton County, WY in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Wilson, WY with a reading of 4.1.

Over the next 24 hours, the highest UV Index reading in Teton County, WY is expected to be 10.3 in Alta between 1:00 PM - 2:00 PM MDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Teton County, WY as of 5:40 PM MDT, July 18, 2025

Current UV Index in Cities in Teton County, WY

5:40 PM MDT, July 18, 2025