Upper Mason Lake Weather Forecast

    • 46
    • 68

    Mostly Sunny

    • 43
    • 66

    Mostly Sunny

    • 42
    • 66

    Mostly Sunny

    • 43
    • 65

    Chance Rain Showers

    • 42
    • 63

    Chance Thunderstorms

    • 45
    • 65

    Mostly Sunny

Today 6 Jun Gallatin and Madison County Mountains and Centennial Mountains

Sunny. Highs 65 to 75. West Winds 5 to 15 Mph.

Tonight 6 Jun Gallatin and Madison County Mountains and Centennial Mountains

Partly cloudy. Lows 45 to 50. West Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Mason Lake Temperature Statistics

June Temperature

Ennis - Big Sky Airport (29.2 miles)

  • Lowest 1 June, 2024

    32 °F

  • Average June

    56.7 °F

  • Highest 1 June, 2024

    73.4 °F

Climate (2019–Present)

Ennis - Big Sky Airport (29.2 miles)

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  • Average Low 2019–2024

    31.1 °F

  • Average 2019–2024

    43.3 °F

  • Average High 2019–2024

    55 °F
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