Lake County, MT: Current UV Index and Hourly Forecast

As of 7:55 PM MDT on September 2, 2025, all 23 cities in Lake County, MT in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Polson, MT with a reading of 0.3.

Over the next 24 hours, the highest UV Index reading in Lake County, MT is expected to be 6.7 in Swan Lake between 2:00 PM - 3:00 PM MDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Lake County, MT as of 7:55 PM MDT, September 2, 2025

Current UV Index in Cities in Lake County, MT

7:55 PM MDT, September 2, 2025