Lakeport Weather Forecast

    • 63
    • 89

    Rain Showers Likely

    • 61
    • 77

    Rain Showers

    • 59
    • 74

    Rain Showers Likely

    • 57
    • 71

    Chance Rain Showers

    • 60
    • 78

    Partly Sunny

    • 60
    • 81

    Slight Chance Thunderstorms

    • 56
    • 80

    Mostly Sunny

Today 16 Sep Yankton

Sunny. Highs in the upper 80s. South Winds around 10 Mph.

Tonight 16 Sep Yankton

Partly cloudy this Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the lower 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lakeport Temperature Statistics

September Temperature

Yankton, Chan Gurney Municipal Airport (9.9 miles)

  • Lowest 7 September, 2025

    41 °F

  • Average September

    66 °F

  • Highest 13 September, 2025

    88 °F

Climate (2020–Present)

Yankton, Chan Gurney Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    39.1 °F

  • Average 2020–2025

    50 °F

  • Average High 2020–2025

    61.2 °F
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