Hyalite Reservoir Weather Forecast

    • 20
    • 35

    Slight Chance Snow

    • 26
    • 38

    Decreasing Clouds

    • 24
    • 43

    Partly Sunny

    • 25
    • 45

    Mostly Cloudy

    • 20
    • 39

    Partly Sunny

    • 22
    • 37

    Partly Sunny

    • 25
    • 43

    Partly Sunny

Today 29 Jan Gallatin and Madison County Mountains and Centennial Mountains

Partly sunny with a 40 percent chance of snow. Near steady temperature in the upper 20s. Southwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 29 Jan Gallatin and Madison County Mountains and Centennial Mountains

Mostly cloudy. Near steady temperature around 20. Southwest Winds 5 to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

Hyalite Reservoir Temperature Statistics

January Temperature

Bozeman, Gallatin Field (23 miles)

  • Lowest 24 January, 2026

    -3.4 °F

  • Average January

    28.5 °F

  • Highest 12 January, 2026

    57.7 °F

Climate (2021–Present)

Bozeman, Gallatin Field (23 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    44.6 °F

  • Average High 2021–2026

    58 °F
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