Basin Lake Weather Forecast

    • 21
    • 34

    Gradual Clearing

    • 29
    • 43

    Partly Sunny

    • 19
    • 37

    Chance Snow

    • 20
    • 33

    Partly Sunny

    • 10
    • 33

    Chance Snow

    • 3
    • 20

    Chance Snow

    • 5
    • 19

    Chance Snow

Today 18 Jan Southern High Plains

Colder. Mostly cloudy. A 20 percent chance of snow early in the afternoon. Near steady temperature in the lower 30s. Northeast Winds 5 to 10 Mph.

Tonight 18 Jan Southern High Plains

Mostly cloudy in the evening then clearing. Lows around 20. Southeast Winds up to 5 Mph shifting to the southwest after midnight.

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Basin Lake Temperature Statistics

January Temperature

Great Falls, Great Falls International Airport (43.5 miles)

  • Lowest 16 January, 2026

    14 °F

  • Average January

    40.4 °F

  • Highest 14 January, 2026

    63 °F

Climate (2021–Present)

Great Falls, Great Falls International Airport (43.5 miles)

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  • Average Low 2021–2026

    34.1 °F

  • Average 2021–2026

    46.6 °F

  • Average High 2021–2026

    58.6 °F
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