South Haven Weather Forecast

    • 52
    • 76

    Becoming Sunny

    • 61
    • 79

    Mostly Sunny

    • 59
    • 83

    Rain Showers Likely

    • 49
    • 71

    Chance Rain Showers

    • 50
    • 64

    Rain Showers Likely

    • 50
    • 64

    Chance Thunderstorms

Today 9 Sep Wright

Sunny. Highs in the upper 70s. West Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 9 Sep Wright

Clear. Lows in the upper 50s. West Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Haven Temperature Statistics

September Temperature

Maple Lake, Maple Lake Municipal Airport (11.2 miles)

  • Lowest 1 September, 2026

    58.1 °F

  • Average September

    75 °F

  • Highest 3 September, 2026

    88.7 °F

Climate (2021–2026)

Maple Lake, Maple Lake Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56.1 °F
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