Summit Lake Weather Forecast

    • 11
    • 39

    Snow Likely

    • 7
    • 16

    Blustery

    • 2
    • 18

    Chance Snow

    • -8
    • 10

    Chance Snow

    • -15
    • -3

    Slight Chance Snow

    • -1
    • 9

    Cold

    • 5
    • 18

    Partly Sunny

Today 9 Dec Grant

Rain and freezing rain likely. Additional ice accumulation around a trace. Windy and not as cold. Near steady temperature in the mid 30s. West Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of precipitation 70 percent.

Tonight 9 Dec Grant

A slight chance of rain this evening. Cloudy with a chance of snow. Snow accumulation around half an inch. Very windy with Lows around 14. Northwest Winds 25 to 35 Mph with Gusts up to 60 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summit Lake Temperature Statistics

December Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 7 December, 2025

    -13 °F

  • Average December

    11.1 °F

  • Highest 4 December, 2025

    33.1 °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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