Manhattan Weather Forecast

    • 52
    • 89

    Chance Thunderstorms

    • 46
    • 82

    Thunderstorms Likely

    • 44
    • 73

    Chance Rain Showers

    • 47
    • 77

    Partly Sunny

    • 50
    • 83

    Mostly Sunny

    • 51
    • 87

    Mostly Sunny

Today 6 Aug Gallatin Valley

Sunny. Highs 85 to 90. South Winds up to 5 Mph shifting to the northwest in the afternoon.

Tonight 6 Aug Gallatin Valley

Mostly cloudy with a 20 percent chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows 50 to 55. North Winds 5 to 10 Mph shifting to the west after midnight.

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Manhattan Temperature Statistics

August Temperature

Bozeman, Gallatin Field (9.3 miles)

  • Lowest 1 August, 2025

    47.6 °F

  • Average August

    68.7 °F

  • Highest 1 August, 2025

    86.6 °F

Climate (2020–Present)

Bozeman, Gallatin Field (9.3 miles)

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  • Average Low 2020–2025

    30.6 °F

  • Average 2020–2025

    44.2 °F

  • Average High 2020–2025

    57.7 °F
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