Fan Mountain Weather Forecast

    • 15
    • 26

    Blustery

    • 13
    • 24

    Snow

    • 20
    • 29

    Snow

    • 11
    • 25

    Snow Likely

    • 27
    • 31

    Mostly Cloudy

    • 28
    • 41

    Slight Chance Snow

    • 28
    • 47

    Partly Sunny

Today 19 Mar Gallatin and Madison County Mountains and Centennial Mountains

Sunny. Near steady temperature in the upper 20s. Southwest Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 19 Mar Gallatin and Madison County Mountains and Centennial Mountains

Partly cloudy in the Evening, then mostly cloudy with a 20 percent chance of snow after midnight. Lows 15 to 20. South Winds 10 to 20 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fan Mountain Temperature Statistics

March Temperature

Ennis - Big Sky Airport (6.2 miles)

  • Lowest 7 March, 2025

    15.8 °F
  • Average March

    36.6 °F
  • Highest 2 March, 2025

    59 °F

Climate (2020–Present)

Ennis - Big Sky Airport (6.2 miles)

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  • Average Low 2020–2025

    31.3 °F
  • Average 2020–2025

    43.6 °F
  • Average High 2020–2025

    55.5 °F
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