Summit Lake Weather Forecast

    • 9
    • 40

    Slight Chance Rain/Snow

    • 12
    • 19

    Partly Sunny

    • 15
    • 37

    Snow Likely

    • 1
    • 23

    Slight Chance Snow

    • -4
    • 12

    Mostly Cloudy

    • 2
    • 15

    Partly Sunny

Today 13 Jan Grant

Partly sunny and breezy. Highs in the lower 40s. Northwest Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 13 Jan Grant

Mostly cloudy with a slight chance of Flurries in the Evening, then partly cloudy after midnight. Blustery and much Colder with Lows around 11. North Winds 15 to 25 Mph with Gusts up to 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summit Lake Temperature Statistics

January Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 1 January, 2026

    -0.9 °F

  • Average January

    23.8 °F

  • Highest 7 January, 2026

    51.1 °F

Climate (2021–Present)

Sisseton, Sisseton Municipal Airport (26.1 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    57.2 °F
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