Glenns Lake Weather Forecast

    • 47
    • 66

    Chance Rain Showers

    • 46
    • 54

    Rain Showers Likely

    • 46
    • 63

    Slight Chance Rain Showers

    • 46
    • 67

    Mostly Sunny

    • 42
    • 62

    Partly Sunny

    • 42
    • 58

    Chance Rain Showers

Today 14 Sep East Glacier Park Region

Partly cloudy. Highs 60 to 70. West Winds 5 to 15 Mph.

Tonight 14 Sep East Glacier Park Region

Mostly cloudy with a 50 percent chance of rain Showers. Lows 45 to 50. West Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glenns Lake Temperature Statistics

September Temperature

Kalispell, Glacier Park International Airport (46 miles)

  • Lowest 9 September, 2025

    44.1 °F

  • Average September

    68.4 °F

  • Highest 2 September, 2025

    93.2 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (46 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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