Sioux Council Boy Scout Reservation Weather Forecast

    • 58
    • 82

    Increasing Clouds

    • 59
    • 82

    Partly Sunny

    • 61
    • 81

    Mostly Cloudy

    • 60
    • 76

    Chance Thunderstorms

    • 59
    • 75

    Chance Rain Showers

    • 60
    • 79

    Slight Chance Thunderstorms

Today 27 Aug Yankton

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

Tonight 27 Aug Yankton

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph.

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Sioux Council Boy Scout Reservation Temperature Statistics

August Temperature

Yankton, Chan Gurney Municipal Airport (11.2 miles)

  • Lowest 24 August, 2025

    52 °F

  • Average August

    73.2 °F

  • Highest 8 August, 2025

    89.7 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    50 °F

  • Average High 2020–2025

    61.2 °F
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