Flathead County, MT: Current UV Index and Hourly Forecast

• USA →
• Montana →
• Flathead County

As of 10:59 AM MDT on April 20, 2026, all 24 cities in Flathead County, MT in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Essex, MT with a reading of 2.4.

Over the next 24 hours, the highest UV Index reading in Flathead County, MT is expected to be 6.3 in Marion between 2:00 PM - 3:00 PM MDT today.

Search Cities in Flathead County, MT

Current UV Index in Cities in Flathead County, MT

• Batavia - 2.2
• Bigfork - 2.3
• Columbia Falls - 2.2
• Coram - 2.3
• Essex - 2.4
• Evergreen - 2.2
• Forest Hill Village - 2.2
• Helena Flats - 2.2
• Hungry Horse - 2.3
• Kalispell - 2.2
• Kila - 2.3
• Lakeside - 2.2
• Little Bitterroot Lake - 2.2
• Marion - 2.2
• Martin City - 2.3
• Niarada - 2.2
• Olney - 2.2
• Pinnacle - 2.3
• Polebridge - 2.2
• Rhodes - 2.2
• Snowslip - 2.4
• Somers - 2.2
• West Glacier - 2.3
• Whitefish - 2.2