Gallatin Gateway Weather Forecast

    • 45
    • 69

    Rain Likely

    • 24
    • 53

    Rain/Snow

    • 26
    • 42

    Mostly Sunny

    • 26
    • 49

    Partly Sunny

    • 28
    • 51

    Chance Rain/Snow

    • 26
    • 50

    Chance Snow

Today 22 Oct Gallatin Valley

Partly sunny early in the morning then clearing. A 20 percent chance of rain early in the morning. Highs around 70. Southeast Winds up to 5 Mph.

Tonight 22 Oct Gallatin Valley

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 40s. Southeast Winds up to 10 Mph.

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Gallatin Gateway Temperature Statistics

October Temperature

Bozeman, Gallatin Field (13.7 miles)

  • Lowest 13 October, 2026

    21.7 °F

  • Average October

    48.9 °F

  • Highest 9 October, 2026

    85.6 °F

Climate (2021–2026)

Bozeman, Gallatin Field (13.7 miles)

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  • Average Low 2021–2026

    31.3 °F

  • Average 2021–2026

    45 °F

  • Average High 2021–2026

    58.6 °F
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