Tahana Lake Weather Forecast

    • 36
    • 52

    Chance Rain Showers

    • 44
    • 55

    Mostly Sunny

    • 36
    • 54

    Slight Chance Rain Showers

    • 33
    • 47

    Mostly Sunny

    • 38
    • 56

    Partly Sunny

    • 44
    • 60

    Mostly Sunny

Today 18 Oct Roberts

Partly sunny with a 20 percent chance of Showers. Highs in the mid 50s. Northwest Winds 10 to 15 Mph. Gusts up to 30 Mph this afternoon.

Tonight 18 Oct Roberts

Mostly clear. Lows in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tahana Lake Temperature Statistics

October Temperature

Sisseton, Sisseton Municipal Airport (11.8 miles)

  • Lowest 8 October, 2025

    30 °F

  • Average October

    57.9 °F

  • Highest 3 October, 2025

    90 °F

Climate (2020–Present)

Sisseton, Sisseton Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    57.2 °F
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