Curtis Lake Weather Forecast

    • 56
    • 82

    Slight Chance Rain Showers

    • 57
    • 80

    Mostly Sunny

    • 59
    • 81

    Partly Sunny

    • 70
    • 85

    Partly Sunny

    • 64
    • 85

    Chance Rain Showers

    • 56
    • 78

    Slight Chance Rain Showers

Today 5 Sep Southern Berrien

Mostly cloudy with a slight chance of Showers and Thunderstorms early this Morning, then partly cloudy this afternoon. Humid with Highs in the lower 80s. Light and variable Winds, becoming northeast 5 to 10 Mph. Chance of rain 20 percent.

Tonight 5 Sep Southern Berrien

Mostly clear. Lows in the upper 50s. Northeast Winds 5 to 10 Mph.

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Curtis Lake Temperature Statistics

September Temperature

Southwest Michigan Regional Airport (14.3 miles)

  • Lowest 1 September, 2026

    69.7 °F

  • Average September

    83.3 °F

  • Highest 2 September, 2026

    95 °F

Climate (2021–2026)

Southwest Michigan Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    60.7 °F
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