Yankton Weather Forecast

    • 54
    • 81

    Chance Rain Showers

    • 46
    • 72

    Mostly Sunny

    • 38
    • 61

    Mostly Cloudy

    • 47
    • 66

    Mostly Sunny

    • 42
    • 70

    Mostly Sunny

    • 39
    • 60

    Partly Sunny

Today 16 Oct Yankton

Partly sunny. Warmer with Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 16 Oct Yankton

Mostly cloudy with a 50 percent chance of Showers. Lows in the mid 50s. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest 5 to 10 Mph with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Yankton Temperature Statistics

October Temperature

Yankton, Chan Gurney Municipal Airport (3.1 miles)

  • Lowest 13 October, 2025

    39 °F

  • Average October

    63.7 °F

  • Highest 3 October, 2025

    91 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    39.1 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    61.3 °F
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