Sunset Bay Weather Forecast

    • 49
    • 72

    Chance Rain

    • 48
    • 63

    Chance Rain

    • 54
    • 71

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 53
    • 71

    Chance Rain

    • 50
    • 68

    Chance Rain

Today 29 Aug Flathead/Mission Valleys

Partly cloudy with a 20 percent chance of rain. Highs in the 70s.

Tonight 29 Aug Flathead/Mission Valleys

Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of rain. Lows in the upper 30s to mid 40s. Southwest Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunset Bay Temperature Statistics

August Temperature

Kalispell, Glacier Park International Airport (34.2 miles)

  • Lowest 5 August, 2026

    38.6 °F

  • Average August

    64.9 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (34.2 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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