Sunset Bay Weather Forecast

    • 49
    • 67

    Chance Rain Showers

    • 51
    • 71

    Increasing Clouds

    • 50
    • 71

    Partly Sunny

    • 54
    • 76

    Partly Sunny

    • 49
    • 73

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

    • 52
    • 73

    Partly Sunny

Today 7 May Flathead/Mission Valleys

Mostly cloudy. Areas of rain in the Morning, then chance of rain Showers and a slight chance of Thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs in the mid 60s to lower 70s.

Tonight 7 May Flathead/Mission Valleys

Partly cloudy. A 20 percent chance of Showers and Thunderstorms early in the evening. Lows in the 40s.

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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 1 May, 2026

    30.7 °F

  • Average May

    53.4 °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

    57.1 °F
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