South Haven Weather Forecast

    • 54
    • 60

    Rain Showers

    • 54
    • 69

    Mostly Cloudy

    • 57
    • 70

    Mostly Cloudy

    • 55
    • 66

    Rain Showers Likely

    • 51
    • 67

    Chance Rain Showers

    • 50
    • 66

    Partly Sunny

Today 26 Sep Wright

Chance of rain Showers in the Morning, then rain Showers in the afternoon. Near steady temperature around 60. Southeast Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of Showers near 100 percent.

Tonight 26 Sep Wright

Cloudy with a 50 percent chance of rain Showers. Patchy fog after midnight. Lows in the mid 50s. Southeast Winds 10 to 15 Mph decreasing to up to 10 Mph after midnight.

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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 22 September, 2026

    43 °F

  • Average September

    66.2 °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

    37.6 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56.1 °F
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