Lake Yankton Weather Forecast

    • 50
    • 80

    Windy

    • 49
    • 82

    Mostly Sunny

    • 49
    • 79

    Partly Sunny

    • 53
    • 74

    Rain Showers

    • 43
    • 69

    Chance Thunderstorms

    • 41
    • 58

    Partly Sunny

Today 14 May Lyon

Partly sunny. Areas of blowing dust. A chance of Sprinkles in the afternoon. Windy with Highs in the lower 80s. South Winds 25 to 35 Mph with Gusts up to 45 Mph.

Tonight 14 May Lyon

Patchy blowing dust in the evening. Partly cloudy with a chance of Showers in the Evening, then mostly clear after midnight. Breezy with Lows in the lower 50s. Southwest Winds 20 to 25 Mph with Gusts up to 35 Mph, Diminishing to 10 to 15 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

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Lake Yankton Temperature Statistics

May Temperature

Tracy, Tracy Municipal Airport (12.4 miles)

  • Lowest 5 May, 2026

    30.2 °F

  • Average May

    51 °F

  • Highest 8 May, 2026

    73.4 °F

Climate (2021–Present)

Tracy, Tracy Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    57.3 °F
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