Glenns Lake Weather Forecast

    • 42
    • 49

    Rain Showers

    • 43
    • 51

    Rain Showers Likely

    • 47
    • 66

    Partly Sunny

    • 49
    • 67

    Mostly Cloudy

    • 48
    • 66

    Chance Thunderstorms

    • 47
    • 65

    Chance Rain Showers

    • 48
    • 66

    Chance Rain Showers

Today 13 Aug East Glacier Park Region

Rain Showers and slight chance of Thunderstorms. Near steady temperature in the upper 40s. Northeast Winds 10 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 13 Aug East Glacier Park Region

Rain Showers in the Evening, then rain Showers likely after midnight. Near steady temperature in the mid 40s. Northeast Winds 5 to 15 Mph with Gusts to around 30 Mph. Chance of Showers near 100 percent.

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Glenns Lake Temperature Statistics

August Temperature

Kalispell, Glacier Park International Airport (46 miles)

  • Lowest 5 August, 2026

    38.6 °F

  • Average August

    63.5 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (46 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    45.3 °F

  • Average High 2021–2026

    57 °F
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