Polson Bay Weather Forecast

    • 48
    • 78

    Slight Chance Thunderstorms

    • 52
    • 82

    Partly Sunny

    • 53
    • 86

    Partly Sunny

    • 55
    • 88

    Mostly Cloudy

    • 49
    • 77

    Rain

    • 44
    • 67

    Rain Likely

Today 22 Jun Flathead/Mission Valleys

Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the 70s.

Tonight 22 Jun Flathead/Mission Valleys

Mostly clear. Lows in the 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Polson Bay Temperature Statistics

June Temperature

Kalispell, Glacier Park International Airport (41.6 miles)

  • Lowest 14 June, 2026

    35.7 °F

  • Average June

    57 °F

  • Highest 16 June, 2026

    82.7 °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

    45.5 °F

  • Average High 2021–2026

    57.2 °F
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