Jumbo Mountain Weather Forecast

    • 14
    • 23

    Mostly Cloudy

    • 16
    • 25

    Partly Sunny

    • 15
    • 25

    Mostly Cloudy

    • 18
    • 25

    Mostly Cloudy

    • 22
    • 28

    Mostly Cloudy

    • 21
    • 32

    Partly Sunny

    • 21
    • 34

    Mostly Cloudy

Today 26 Jan Gallatin and Madison County Mountains and Centennial Mountains

Not as cold. Mostly sunny. Highs 18 to 30. Southwest Winds 10 to 15 Mph with Gusts to around 35 Mph.

Tonight 26 Jan Gallatin and Madison County Mountains and Centennial Mountains

Mostly cloudy in the evening then becoming partly cloudy. Lows 7 to 19. Southwest Winds 5 to 15 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jumbo Mountain Temperature Statistics

January Temperature

Ennis - Big Sky Airport (18.6 miles)

  • Lowest 23 January, 2026

    -5.8 °F

  • Average January

    29.6 °F

  • Highest 13 January, 2026

    53.6 °F

Climate (2021–Present)

Ennis - Big Sky Airport (18.6 miles)

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  • Average Low 2021–2026

    31.7 °F

  • Average 2021–2026

    44.1 °F

  • Average High 2021–2026

    56 °F
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