Fort Benton Airport Weather Forecast

    • 54
    • 84

    Becoming Sunny

    • 50
    • 90

    Partly Sunny

    • 44
    • 67

    Partly Sunny

    • 46
    • 67

    Windy

    • 44
    • 65

    Windy

    • 46
    • 67

    Windy

Today 24 Sep Western and Central Chouteau County

Sunny. Highs in the lower 80s. South Winds up to 10 Mph.

Tonight 24 Sep Western and Central Chouteau County

Mostly clear. Lows in the mid 50s. Southeast Winds 5 to 15 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Benton Airport Temperature Statistics

September Temperature

Malmstrom Air Force Base (34.8 miles)

  • Lowest 15 September, 2026

    40.3 °F

  • Average September

    60.7 °F

  • Highest 2 September, 2026

    87.7 °F

Climate (2021–2026)

Malmstrom Air Force Base (34.8 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59 °F
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