Fort Benton Weather Forecast

    • 17
    • 35

    Decreasing Clouds

    • 26
    • 41

    Mostly Cloudy

    • 16
    • 35

    Chance Snow

    • 15
    • 31

    Partly Sunny

    • 7
    • 31

    Chance Snow

    • -2
    • 20

    Chance Snow

    • -1
    • 17

    Slight Chance Snow

Today 18 Jan Western and Central Chouteau County

Colder. Mostly cloudy. Highs in the mid 30s. Northwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 18 Jan Western and Central Chouteau County

Mostly cloudy in the evening then clearing. Lows around 17. North Winds up to 10 Mph shifting to the southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Benton Temperature Statistics

January Temperature

Malmstrom Air Force Base (33.6 miles)

  • Lowest 3 January, 2026

    18.7 °F

  • Average January

    41.9 °F

  • Highest 14 January, 2026

    64.4 °F

Climate (2021–Present)

Malmstrom Air Force Base (33.6 miles)

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  • Average Low 2021–2026

    35.6 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    58.4 °F
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