Indian Slough Weather Forecast

    • 65
    • 75

    Rain Showers Likely

    • 60
    • 76

    Mostly Cloudy

    • 61
    • 78

    Mostly Sunny

    • 61
    • 82

    Mostly Sunny

    • 61
    • 83

    Chance Thunderstorms

    • 54
    • 76

    Mostly Sunny

Today 17 Aug Roberts

Showers likely this morning. Patchy fog this morning. Cloudy with a chance of Thunderstorms. Highs in the mid 70s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 17 Aug Roberts

Mostly cloudy. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. East Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming west 5 to 10 Mph after midnight. Chance of rain 50 percent.

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Indian Slough Temperature Statistics

August Temperature

Sisseton, Sisseton Municipal Airport (16.8 miles)

  • Lowest 2 August, 2025

    51.7 °F

  • Average August

    70.3 °F

  • Highest 11 August, 2025

    86.6 °F

Climate (2020–Present)

Sisseton, Sisseton Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    46.6 °F

  • Average High 2020–2025

    57 °F
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