Mystic Lake Weather Forecast

    • 38
    • 69

    Becoming Sunny

    • 45
    • 71

    Mostly Sunny

    • 45
    • 79

    Partly Sunny

    • 40
    • 63

    Rain Showers Likely

    • 39
    • 63

    Chance Rain Showers

    • 33
    • 59

    Chance Rain/Snow

Today 11 May Gallatin and Madison County Mountains and Centennial Mountains

Mostly sunny. A 20 percent chance of rain Showers late in the afternoon. Highs 62 to 74. Southwest Winds 5 to 10 Mph shifting to the west 10 to 20 Mph in the afternoon. Gusts up to 45 Mph.

Tonight 11 May Gallatin and Madison County Mountains and Centennial Mountains

Mostly clear. Lows 36 to 42. North Winds up to 10 Mph. Gusts up to 40 Mph decreasing to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mystic Lake Temperature Statistics

May Temperature

Bozeman, Gallatin Field (19.9 miles)

  • Lowest 6 May, 2026

    20.6 °F

  • Average May

    49.2 °F

  • Highest 3 May, 2026

    73.7 °F

Climate (2021–Present)

Bozeman, Gallatin Field (19.9 miles)

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  • Average Low 2021–2026

    31.3 °F

  • Average 2021–2026

    45 °F

  • Average High 2021–2026

    58.6 °F
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