Polson Bay Weather Forecast
- 57
- 86
Increasing Clouds
- 60
- 91
Mostly Sunny
- 57
- 90
Mostly Sunny
- 55
- 87
Mostly Sunny
- 59
- 91
Mostly Sunny
- 58
- 91
Mostly Sunny
Today 6 Jul Flathead/Mission Valleys
Partly cloudy. Highs in the 80s.
Tonight 6 Jul Flathead/Mission Valleys
Mostly cloudy. Lows in the 50s to lower 60s.
Polson Bay Temperature Statistics
July Temperature
Kalispell, Glacier Park International Airport (41.6 miles)
Lowest 2 July, 2026
43.6 °FAverage July
62.5 °FHighest 3 July, 2026
77 °F
Climate (2021–2026)
Kalispell, Glacier Park International Airport (41.6 miles)
Average Low 2021–2026
33.4 °FAverage 2021–2026
45.4 °FAverage High 2021–2026
57 °F