Glen Lake Weather Forecast

    • 46
    • 67

    Rain Likely

    • 48
    • 80

    Mostly Sunny

    • 48
    • 83

    Sunny

    • 48
    • 83

    Partly Sunny

    • 47
    • 81

    Partly Sunny

    • 47
    • 80

    Slight Chance Thunderstorms

Today 15 Sep Kootenai/Cabinet Region

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

Tonight 15 Sep Kootenai/Cabinet Region

Partly cloudy. A 20 percent chance of rain in the evening. Patchy fog after midnight. Lows in the 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glen Lake Temperature Statistics

September Temperature

Kalispell, Glacier Park International Airport (49.7 miles)

  • Lowest 9 September, 2025

    44.1 °F

  • Average September

    68 °F

  • Highest 2 September, 2025

    93.2 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (49.7 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    45.1 °F

  • Average High 2020–2025

    56.8 °F
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