Square Butte Weather Forecast

    • 48
    • 66

    Slight Chance Rain

    • 51
    • 71

    Breezy

    • 46
    • 71

    Breezy

    • 29
    • 59

    Slight Chance Rain

    • 32
    • 53

    Partly Sunny

    • 33
    • 54

    Mostly Cloudy

Today 18 Mar Western and Central Chouteau County

Windy. Mostly cloudy. A 20 percent chance of rain in the morning. Highs in the mid 60s. Southwest Winds 15 to 25 Mph increasing to west 25 to 35 Mph in the afternoon. Gusts up to 60 Mph.

Tonight 18 Mar Western and Central Chouteau County

Windy. Mostly cloudy with a 20 percent chance of rain. Highs in the mid 60s. Lows 42 to 48. Southwest Winds 10 to 35 Mph with Gusts to around 60 Mph.

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Square Butte Temperature Statistics

March Temperature

Malmstrom Air Force Base (46 miles)

  • Lowest 15 March, 2026

    -4 °F

  • Average March

    36.8 °F

  • Highest 3 March, 2026

    64.7 °F

Climate (2021–Present)

Malmstrom Air Force Base (46 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.8 °F
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