Polson Bay Weather Forecast

    • 51
    • 89

    Patchy Smoke

    • 53
    • 94

    Areas Smoke

    • 54
    • 98

    Hot

    • 54
    • 97

    Hot

    • 53
    • 93

    Mostly Sunny

    • 53
    • 91

    Mostly Sunny

Today 5 Aug Flathead/Mission Valleys

Sunny. Patchy smoke early in the morning. Highs in the 80s.

Tonight 5 Aug Flathead/Mission Valleys

Mostly clear. Areas of smoke through the night. Lows in the mid 40s to lower 50s.

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Polson Bay Temperature Statistics

August Temperature

Kalispell, Glacier Park International Airport (41.6 miles)

  • Lowest 2 August, 2026

    48.9 °F

  • Average August

    67.6 °F

  • Highest 1 August, 2026

    93.7 °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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