Fan Mountain Weather Forecast

    • 10
    • 31

    Chance Snow

    • 6
    • 19

    Chance Snow

    • 25
    • 27

    Chance Snow

    • 31
    • 37

    Chance Snow

    • 32
    • 39

    Snow

    • 20
    • 39

    Snow

    • 27
    • 31

    Chance Snow

Today 9 Mar Gallatin and Madison County Mountains and Centennial Mountains

Windy. Partly sunny. A 20 percent chance of snow early in the afternoon. Patchy blowing snow through the day. Near steady temperature in the mid 30s. West Winds 15 to 30 Mph with Gusts to around 55 Mph.

Tonight 9 Mar Gallatin and Madison County Mountains and Centennial Mountains

Colder. Mostly cloudy. Lows 13 to 19. West Winds 10 to 15 Mph with Gusts to around 45 Mph decreasing to up to 10 Mph with Gusts to around 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fan Mountain Temperature Statistics

March Temperature

Ennis - Big Sky Airport (6.2 miles)

  • Lowest 3 March, 2026

    17.6 °F

  • Average March

    36.9 °F

  • Highest 3 March, 2026

    55.4 °F

Climate (2021–Present)

Ennis - Big Sky Airport (6.2 miles)

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  • Average Low 2021–2026

    32 °F

  • Average 2021–2026

    44.4 °F

  • Average High 2021–2026

    56.4 °F
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