Cottonwood Recreation Area Weather Forecast

    • 62
    • 72

    Mostly Cloudy

    • 61
    • 72

    Rain Showers

    • 58
    • 69

    Rain Showers

    • 57
    • 70

    Chance Rain Showers

    • 51
    • 65

    Partly Sunny

    • 53
    • 64

    Partly Sunny

Today 27 Sep Yankton

Mostly cloudy. Patchy fog. A chance of Showers. Highs in the lower 70s. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 27 Sep Yankton

Mostly cloudy. A chance of Showers in the evening. Humid with Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cottonwood Recreation Area Temperature Statistics

September Temperature

Yankton, Chan Gurney Municipal Airport (6.2 miles)

  • Lowest 13 September, 2026

    48.9 °F

  • Average September

    68.4 °F

  • Highest 4 September, 2026

    95 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    61.8 °F
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