South Park Weather Forecast

    • 58
    • 82

    Becoming Sunny

    • 57
    • 83

    Rain Showers

    • 54
    • 69

    Rain Showers

    • 53
    • 67

    Chance Rain Showers

    • 52
    • 69

    Slight Chance Rain Showers

    • 52
    • 73

    Partly Sunny

Today 15 Sep Custer

Sunny. Highs in the lower 80s. South Winds 10 to 15 Mph.

Tonight 15 Sep Custer

Mostly clear. Lows in the upper 50s. South Winds 10 to 15 Mph.

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  • Temperature Real-Time

South Park Temperature Statistics

September Temperature

Broken Bow, Broken Bow Municipal Airport (2.5 miles)

  • Lowest 6 September, 2025

    35.1 °F

  • Average September

    63.8 °F

  • Highest 12 September, 2025

    95 °F

Climate (2020–Present)

Broken Bow, Broken Bow Municipal Airport (2.5 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    64 °F
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