Summit Lake Weather Forecast

    • 66
    • 83

    Rain Showers Likely

    • 63
    • 79

    Mostly Cloudy

    • 66
    • 84

    Mostly Sunny

    • 67
    • 87

    Chance Rain Showers

    • 67
    • 86

    Chance Thunderstorms

    • 67
    • 85

    Chance Thunderstorms

Today 3 Jul Grant

Partly sunny. A slight chance of Thunderstorms this afternoon. Some Thunderstorms may be severe. Highs in the mid 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 3 Jul Grant

Mostly cloudy. A chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may be severe in the evening. Humid with Lows in the mid 60s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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Summit Lake Temperature Statistics

July Temperature

Sisseton, Sisseton Municipal Airport (26.1 miles)

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  • Average July

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Climate (2021–2026)

Sisseton, Sisseton Municipal Airport (26.1 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    57 °F
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