Santee Sioux Recreation Park Weather Forecast

    • 52
    • 82

    Increasing Clouds

    • 49
    • 83

    Chance Rain Showers

    • 46
    • 76

    Chance Rain Showers

    • 50
    • 75

    Slight Chance Rain Showers

    • 45
    • 81

    Slight Chance Rain Showers

    • 28
    • 60

    Chance Snow Showers

Today 12 Apr Knox

Mostly sunny. Much warmer with Highs in the mid 80s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 12 Apr Knox

Mostly clear in the Evening, then becoming partly cloudy. A 20 percent chance of Showers. Lows in the lower 50s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Santee Sioux Recreation Park Temperature Statistics

April Temperature

Yankton, Chan Gurney Municipal Airport (23.6 miles)

  • Lowest 7 April, 2026

    26.1 °F
  • Average April

    39.6 °F
  • Highest 5 April, 2026

    64.9 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (23.6 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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