Sixmile Mountain Weather Forecast

    • 47
    • 67

    Increasing Clouds

    • 36
    • 72

    Rain Showers Likely

    • 37
    • 52

    Slight Chance Snow Showers

    • 38
    • 56

    Partly Sunny

    • 30
    • 50

    Slight Chance Snow

    • 30
    • 47

    Partly Sunny

Today 12 May Big Belt

Sunny. Highs 66 to 76. Southeast Winds up to 10 Mph shifting to the south in the afternoon. Gusts up to 25 Mph.

Tonight 12 May Big Belt

Partly cloudy. Lows 44 to 50. East Winds up to 10 Mph with Gusts to around 35 Mph.

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  • Temperature Real-Time

Sixmile Mountain Temperature Statistics

May Temperature

Bozeman, Gallatin Field (28 miles)

  • Lowest 6 May, 2026

    20.6 °F

  • Average May

    49.9 °F

  • Highest 10 May, 2026

    78.1 °F

Climate (2021–Present)

Bozeman, Gallatin Field (28 miles)

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  • Average Low 2021–2026

    31.3 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    58.6 °F
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