South Lake Weather Forecast

    • 58
    • 80

    Rain Showers

    • 50
    • 76

    Chance Rain Showers

    • 46
    • 73

    Mostly Sunny

    • 48
    • 75

    Partly Sunny

    • 57
    • 80

    Mostly Cloudy

    • 56
    • 79

    Chance Rain Showers

Today 21 Aug Lake

Mostly sunny in the Morning, then mostly cloudy with a 20 percent chance of Showers and Thunderstorms in the afternoon. Highs around 80. South Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 21 Aug Lake

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then rain Showers likely and a chance of Thunderstorms after midnight. Lows in the upper 50s. Southwest Winds 5 to 10 Mph with Gusts to around 20 Mph in the evening becoming light. Chance of rain 70 percent.

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South Lake Temperature Statistics

August Temperature

Big Rapids, Roben-Hood Airport (18 miles)

  • Lowest 18 August, 2026

    53.6 °F

  • Average August

    70.5 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

Big Rapids, Roben-Hood Airport (18 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    57.2 °F
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