South Waubay Lake Weather Forecast

    • 62
    • 78

    Increasing Clouds

    • 63
    • 78

    Partly Sunny

    • 61
    • 80

    Mostly Sunny

    • 58
    • 76

    Mostly Sunny

    • 59
    • 77

    Mostly Sunny

    • 61
    • 78

    Partly Sunny

Today 23 Aug Day

Partly sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 23 Aug Day

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the lower 60s. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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South Waubay Lake Temperature Statistics

August Temperature

Sisseton, Sisseton Municipal Airport (29.2 miles)

  • Lowest 5 August, 2026

    52 °F

  • Average August

    69.7 °F

  • Highest 20 August, 2026

    86 °F

Climate (2021–2026)

Sisseton, Sisseton Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    57 °F
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