Minnewasta Lake Weather Forecast

    • 41
    • 67

    Slight Chance Rain Showers

    • 43
    • 58

    Partly Sunny

    • 46
    • 62

    Sunny

    • 53
    • 68

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 46
    • 65

    Mostly Sunny

Today 5 Oct Day

Partly sunny. A slight chance of Thunderstorms in the morning. Breezy and not as warm with Highs in the upper 60s. Temperature falling into the upper 50s in the afternoon. Southwest Winds around 25 Mph, becoming northwest in the afternoon. Gusts up to 45 Mph. Chance of rain 20 percent.

Tonight 5 Oct Day

Mostly cloudy in the Evening, then clearing. Much cooler with Lows around 40. North Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming northwest 5 to 10 Mph with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Minnewasta Lake Temperature Statistics

October Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 2 October, 2025

    55.9 °F

  • Average October

    69.7 °F

  • Highest 2 October, 2025

    86 °F

Climate (2020–Present)

Sisseton, Sisseton Municipal Airport (26.1 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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