Sioux Council Boy Scout Reservation Weather Forecast

    • 58
    • 84

    Mostly Sunny

    • 62
    • 85

    Mostly Sunny

    • 70
    • 87

    Partly Sunny

    • 73
    • 92

    Partly Sunny

    • 67
    • 90

    Slight Chance Thunderstorms

    • 66
    • 87

    Partly Sunny

Today 26 Aug Yankton

Sunny. Highs in the mid 80s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 26 Aug Yankton

Mostly clear. Lows in the upper 50s. Northwest 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 5 August, 2026

    52 °F

  • Average August

    72.7 °F

  • Highest 11 August, 2026

    90 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    61.8 °F
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