Upper Thompson Lake Weather Forecast

    • 9
    • 21

    Mostly Cloudy

    • -2
    • 23

    Mostly Sunny

    • 7
    • 21

    Partly Sunny

    • 8
    • 27

    Partly Sunny

    • 9
    • 26

    Partly Sunny

Today 18 Jan Kootenai/Cabinet Region

Partly cloudy. Highs 18 to 25.

Tonight 18 Jan Kootenai/Cabinet Region

Partly cloudy in the evening then becoming mostly cloudy. Lows 7 to 14.

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  • Temperature Real-Time

Upper Thompson Lake Temperature Statistics

January Temperature

Kalispell, Glacier Park International Airport (42.9 miles)

  • Lowest 15 January, 2025

    15.1 °F

  • Average January

    29 °F

  • Highest 6 January, 2025

    38.6 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (42.9 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    45 °F

  • Average High 2020–2025

    56.5 °F
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