South Haven Weather Forecast

    • 44
    • 63

    Mostly Sunny

    • 56
    • 77

    Rain Showers

    • 35
    • 68

    Chance Rain/Snow

    • 31
    • 43

    Partly Sunny

    • 41
    • 56

    Mostly Sunny

    • 48
    • 69

    Mostly Cloudy

    • 33
    • 63

    Rain Showers Likely

Today 13 Mar Porter

Sunny. Highs in the mid 60s Inland, but only in the lower 50s near the lake. East Winds 5 to 10 Mph.

Tonight 13 Mar Porter

Mostly clear early in the Evening, then becoming partly cloudy. Lows in the mid 40s. East Winds 5 to 10 Mph early in the Evening, increasing to southeast 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Haven Temperature Statistics

March Temperature

Valparaiso Porter County Municipal Airport (9.3 miles)

  • Lowest 2 March, 2025

    14.8 °F

  • Average March

    38.2 °F

  • Highest 10 March, 2025

    66.9 °F

Climate (2020–Present)

Valparaiso Porter County Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    60.9 °F
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