Lewis and Clark Lake Weather Forecast

    • 5
    • 9

    Blustery

    • 3
    • 34

    Slight Chance Snow

    • 5
    • 18

    Partly Sunny

    • 18
    • 35

    Mostly Cloudy

    • 11
    • 30

    Mostly Cloudy

    • 13
    • 28

    Mostly Cloudy

Today 17 Jan Knox

Mostly cloudy with a chance of Flurries in the Morning, then mostly sunny in the afternoon. Brisk and much cooler with Highs around 12. Northwest Winds 20 to 25 Mph with Gusts up to 35 Mph. Wind chill Values as low as 21 below.

Tonight 17 Jan Knox

Partly cloudy in the Evening, then becoming mostly cloudy. Cold with Lows around 4 above. Temperature rising to around 18 after midnight. West Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph after midnight. Wind chill Values as low as 10 below.

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Lewis and Clark Lake Temperature Statistics

January Temperature

Yankton, Chan Gurney Municipal Airport (8.1 miles)

  • Lowest 11 January, 2026

    10 °F

  • Average January

    32.7 °F

  • Highest 7 January, 2026

    59 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    61.5 °F
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