Summit Lake Weather Forecast

    • 36
    • 43

    Breezy

    • 12
    • 40

    Breezy

    • 15
    • 19

    Chance Snow

    • 19
    • 36

    Snow Likely

    • 4
    • 26

    Chance Snow

    • 6
    • 17

    Partly Sunny

Today 12 Jan Grant

Partly sunny. Highs in the lower 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 12 Jan Grant

Partly cloudy. Not as cold with Lows in the upper 20s. West Winds 10 to 15 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

    24.4 °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

    36.2 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    57.2 °F
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