Upper Thompson Lake Weather Forecast

    • 60
    • 88

    Mostly Cloudy

    • 59
    • 84

    Chance Thunderstorms

    • 59
    • 85

    Chance Rain Showers

    • 60
    • 89

    Mostly Sunny

    • 60
    • 89

    Mostly Sunny

Today 13 Jul Kootenai/Cabinet Region

Mostly cloudy. Highs in the upper 80s to mid 90s.

Tonight 13 Jul Kootenai/Cabinet Region

Partly cloudy. Lows in the mid 50s to lower 60s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Thompson Lake Temperature Statistics

July Temperature

Kalispell, Glacier Park International Airport (42.9 miles)

  • Lowest 5 July, 2026

    40.6 °F

  • Average July

    65.8 °F

  • Highest 11 July, 2026

    88 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (42.9 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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