Gallatin Peak Weather Forecast

    • 37
    • 58

    Mostly Sunny

    • 43
    • 61

    Slight Chance Thunderstorms

    • 39
    • 60

    Rain Showers Likely

    • 38
    • 50

    Rain Showers

    • 39
    • 56

    Rain Showers Likely

    • 37
    • 55

    Rain Showers Likely

Today 24 May Gallatin and Madison County Mountains and Centennial Mountains

Warmer. Mostly sunny. Highs 61 to 73. Southwest Winds 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 24 May Gallatin and Madison County Mountains and Centennial Mountains

Partly cloudy. Lows 39 to 45. South Winds 5 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gallatin Peak Temperature Statistics

May Temperature

Ennis - Big Sky Airport (14.9 miles)

  • Lowest 6 May, 2026

    19.4 °F

  • Average May

    49.1 °F

  • Highest 13 May, 2026

    84.2 °F

Climate (2021–Present)

Ennis - Big Sky Airport (14.9 miles)

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  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    56.6 °F
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