Lake County, MT: Current UV Index and Hourly Forecast

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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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Current UV Index in Cities in Lake County, MT

• Arlee - 0.3
• Bear Dance - 0.3
• Big Arm - 0.3
• Charlo - 0.3
• Dayton - 0.3
• Elmo - 0.3
• Finley Point - 0.3
• Jette - 0.3
• Kerr - 0.3
• Kicking Horse - 0.3
• Kings Point - 0.3
• Lake Mary Ronan - 0.3
• Lindisfarne - 0.3
• Pablo - 0.3
• Polson - 0.3
• Ravalli - 0.3
• Rocky Point - 0.3
• Rollins - 0.3
• Ronan - 0.3
• St. Ignatius - 0.3
• Swan Lake - 0.3
• Turtle Lake - 0.3
• Woods Bay - 0.3