Beaver Lake Weather Forecast

    • 46
    • 79

    Mostly Sunny

    • 42
    • 88

    Partly Sunny

    • 30
    • 55

    Partly Sunny

    • 39
    • 58

    Mostly Cloudy

    • 39
    • 62

    Mostly Cloudy

    • 44
    • 74

    Partly Sunny

Today 20 Mar Yankton

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 20 Mar Yankton

Mostly clear. Lows in the mid 40s. Northwest Winds 5 to 10 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Beaver Lake Temperature Statistics

March Temperature

Yankton, Chan Gurney Municipal Airport (7.5 miles)

  • Lowest 16 March, 2026

    1.9 °F

  • Average March

    37.2 °F

  • Highest 8 March, 2026

    75 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    61.7 °F
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