Thompson Lake Weather Forecast

    • 71
    • 81

    Rain Showers

    • 63
    • 82

    Chance Thunderstorms

    • 57
    • 78

    Mostly Sunny

    • 63
    • 80

    Mostly Cloudy

    • 60
    • 79

    Chance Thunderstorms

    • 57
    • 74

    Partly Sunny

Today 15 Aug St. Joseph

A chance of Showers with a slight chance of Thunderstorms in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Humid with Highs in the lower 80s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 15 Aug St. Joseph

Cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming south after midnight. Chance of rain 70 percent.

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Thompson Lake Temperature Statistics

August Temperature

Sturgis, Kirsch Municipal Airport (2.5 miles)

  • Lowest 9 August, 2026

    57.2 °F

  • Average August

    71.4 °F

  • Highest 10 August, 2026

    86 °F

Climate (2021–2026)

Sturgis, Kirsch Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.7 °F
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