Summit Lake Weather Forecast

    • 22
    • 34

    Decreasing Clouds

    • 33
    • 49

    Mostly Cloudy

    • 35
    • 52

    Mostly Cloudy

    • 34
    • 60

    Slight Chance Rain

    • 16
    • 45

    Breezy

    • 25
    • 39

    Mostly Sunny

    • 31
    • 49

    Mostly Sunny

Today 22 Mar Grant

Mostly cloudy and much Colder. Near steady temperature in the mid 30s. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 22 Mar Grant

Partly cloudy this Evening, then clearing. Lows in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summit Lake Temperature Statistics

March Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

  • Lowest 16 March, 2026

    -2 °F

  • Average March

    32.1 °F

  • Highest 19 March, 2026

    69.1 °F

Climate (2021–Present)

Sisseton, Sisseton Municipal Airport (26.1 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    46.6 °F

  • Average High 2021–2026

    57.2 °F
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