Summit Lake Weather Forecast

    • 9
    • 14

    Snow Likely

    • 0
    • 21

    Snow Likely

    • -23
    • 4

    Blowing Snow

    • -20
    • -13

    Cold

    • -12
    • -3

    Cold

    • -6
    • 6

    Cold

Today 20 Jan Grant

Partly sunny this Morning, then mostly cloudy with a chance of snow this afternoon. Snow accumulation around an inch possible. Not as cold with Highs around 16. Southwest Winds 5 to 10 Mph. Chance of snow 50 percent.

Tonight 20 Jan Grant

Mostly cloudy with a chance of snow in the Evening, then partly cloudy after midnight. Little or no additional snow accumulation. Not as cold with Lows around 10 above. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summit Lake Temperature Statistics

January Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 18 January, 2026

    -4 °F

  • Average January

    22.7 °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

    46.6 °F

  • Average High 2021–2026

    57.2 °F
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