Polson Bay Weather Forecast

    • 30
    • 52

    Rain Showers

    • 29
    • 47

    Chance Rain Showers

    • 24
    • 46

    Rain Showers

    • 30
    • 48

    Slight Chance Snow

    • 29
    • 45

    Mostly Cloudy

    • 30
    • 46

    Slight Chance Rain/Snow

    • 28
    • 46

    Mostly Cloudy

Today 26 Oct Flathead/Mission Valleys

Partly cloudy. Highs in the 40s.

Tonight 26 Oct Flathead/Mission Valleys

Chance of rain Showers early in the Evening, then rain Showers likely in the late evening and overnight. Patchy fog late in the evening. Chance of Showers near 100 percent. Lows in the mid 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Polson Bay Temperature Statistics

October Temperature

Kalispell, Glacier Park International Airport (41.6 miles)

  • Lowest 13 October, 2026

    21.7 °F

  • Average October

    46.4 °F

  • Highest 5 October, 2026

    74.6 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (41.6 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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