Basin Lake Weather Forecast

    • 39
    • 65

    Mostly Sunny

    • 44
    • 77

    Becoming Sunny

    • 47
    • 80

    Mostly Sunny

    • 38
    • 64

    Rain Showers Likely

    • 35
    • 52

    Chance Rain Showers

    • 41
    • 65

    Mostly Sunny

    • 46
    • 75

    Mostly Sunny

Today 1 May Southern High Plains

Partly cloudy in the morning then becoming sunny. Highs in the mid 60s. Northwest Winds up to 5 Mph shifting to the northeast in the afternoon.

Tonight 1 May Southern High Plains

Mostly clear. Lows around 40. Southeast Winds up to 5 Mph shifting to the southwest after midnight.

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Basin Lake Temperature Statistics

May Temperature

Great Falls, Great Falls International Airport (43.5 miles)

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  • Average May

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Climate (2020–Present)

Great Falls, Great Falls International Airport (43.5 miles)

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  • Average Low 2020–2025

    33.9 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    58.1 °F
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