Summit Lake Weather Forecast

    • -1
    • 5

    Chance Snow

    • -5
    • 17

    Chance Snow

    • -3
    • 5

    Cold

    • 8
    • 20

    Slight Chance Snow

    • 0
    • 16

    Mostly Cloudy

    • -4
    • 13

    Mostly Cloudy

Today 17 Jan Grant

Mostly cloudy with a slight chance of snow this Morning, then partly sunny this afternoon. Blustery and much Colder with Highs around 6 above. Northwest Winds 20 to 25 Mph with Gusts up to 40 Mph. Chance of snow 20 percent. Wind chill Values as low as 30 below.

Tonight 17 Jan Grant

Mostly cloudy. A chance of snow after midnight. Snow accumulation up to 1 inch possible. Cold with Lows around zero. Temperature rising to around 11 after midnight. Southwest Winds 15 to 20 Mph. Chance of snow 50 percent.

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Summit Lake Temperature Statistics

January Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 1 January, 2026

    -0.9 °F

  • Average January

    25.8 °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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