Polson Bay Weather Forecast
- 29
- 47
Rain Likely
- 26
- 47
Rain Likely
- 25
- 48
Mostly Cloudy
- 26
- 48
Mostly Cloudy
- 28
- 50
Chance Rain
- 26
- 48
Chance Rain/Snow
- 26
- 48
Partly Sunny
Today 27 Oct Flathead/Mission Valleys
Partly cloudy. Highs in the mid 40s to lower 50s.
Tonight 27 Oct Flathead/Mission Valleys
Mostly cloudy with a 50 percent chance of Areas of rain. Lows in the mid 20s to lower 30s. South Winds to 15 Mph after midnight.
Polson Bay Temperature Statistics
October Temperature
Kalispell, Glacier Park International Airport (41.6 miles)
Lowest 13 October, 2026
21.7 °FAverage October
46.1 °FHighest 5 October, 2026
74.6 °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