Sunset Bay Weather Forecast

    • 55
    • 76

    Chance Rain

    • 50
    • 73

    Becoming Sunny

    • 53
    • 78

    Partly Sunny

    • 56
    • 81

    Chance Rain

    • 53
    • 74

    Chance Rain

    • 49
    • 67

    Chance Rain

    • 44
    • 60

    Chance Rain

Today 10 May Flathead/Mission Valleys

Mostly cloudy. Highs in the mid 70s to lower 80s.

Tonight 10 May Flathead/Mission Valleys

Mostly cloudy until early morning then becoming partly cloudy. A 30 percent chance of Areas of rain until early morning. Lows in the mid 40s to lower 50s. Southwest Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunset Bay Temperature Statistics

May Temperature

Kalispell, Glacier Park International Airport (34.2 miles)

  • Lowest 6 May, 2026

    29.6 °F

  • Average May

    52.8 °F

  • Highest 3 May, 2026

    73.7 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (34.2 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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