Chief Plenty Coups State Park Weather Forecast

    • 44
    • 70

    Mostly Sunny

    • 53
    • 72

    Partly Sunny

    • 39
    • 76

    Rain Showers

    • 30
    • 52

    Chance Rain Showers

    • 29
    • 46

    Mostly Cloudy

    • 31
    • 47

    Chance Rain Showers

Today 9 Oct Southern Big Horn

Sunny. Highs in the lower 70s. Southwest Winds 5 to 10 Mph in the morning shifting to the north in the afternoon.

Tonight 9 Oct Southern Big Horn

Mostly clear. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.

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Chief Plenty Coups State Park Temperature Statistics

October Temperature

Billings, Billings Logan International Airport (26.1 miles)

  • Lowest 5 October, 2025

    39 °F

  • Average October

    54.4 °F

  • Highest 1 October, 2025

    77 °F

Climate (2020–Present)

Billings, Billings Logan International Airport (26.1 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.5 °F
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