Polson Bay Weather Forecast

    • 53
    • 83

    Mostly Sunny

    • 55
    • 88

    Mostly Sunny

    • 53
    • 88

    Mostly Sunny

    • 58
    • 88

    Partly Sunny

    • 60
    • 90

    Partly Sunny

    • 57
    • 90

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

Today 3 Jul Flathead/Mission Valleys

Mostly sunny. Highs in the mid 70s to lower 80s. Southwest Winds to 15 Mph.

Tonight 3 Jul Flathead/Mission Valleys

Mostly clear. Lows in the upper 40s to mid 50s.

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Polson Bay Temperature Statistics

July Temperature

Kalispell, Glacier Park International Airport (41.6 miles)

  • Lowest 1 July, 2026

    55.9 °F

  • Average July

    61.9 °F

  • Highest 1 July, 2026

    72 °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

    45.5 °F

  • Average High 2021–2026

    57.1 °F
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