Summit Lake Weather Forecast

    • 20
    • 45

    Mostly Sunny

    • 19
    • 26

    Mostly Cloudy

    • 26
    • 38

    Mostly Cloudy

    • 4
    • 37

    Mostly Cloudy

    • 2
    • 10

    Mostly Cloudy

    • 0
    • 11

    Mostly Cloudy

Today 30 Jan Grant

Sunny. Highs in the mid 40s. West Winds 5 to 10 Mph with Gusts to around 25 Mph shifting to the north in the afternoon.

Tonight 30 Jan Grant

Clear. Lows in the mid 20s. Southwest Winds 5 to 15 Mph.

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Summit Lake Temperature Statistics

January Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 20 January, 2025

    -16.2 °F

  • Average January

    12.5 °F

  • Highest 27 January, 2025

    41 °F

Climate (2020–Present)

Sisseton, Sisseton Municipal Airport (26.1 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    46.6 °F

  • Average High 2020–2025

    56.8 °F
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