South Haven Weather Forecast
- 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 14 Mar Porter
Partly cloudy and windy. Highs in the upper 70s. Unseasonably warm. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph through mid Morning, increasing to south 15 to 25 Mph with Gusts up to 40 Mph in the afternoon.
Tonight 14 Mar Porter
Showers. Thunderstorms Likely, mainly in the evening. Windy with Lows in the mid 50s. Unseasonably warm. South Winds 20 to 30 Mph through the early Overnight, Diminishing to 15 to 25 Mph late. Gusts up to 45 Mph. Chance of precipitation near 100 percent.
South Haven Temperature Statistics
March Temperature
Valparaiso Porter County Municipal Airport (9.3 miles)
Lowest 2 March, 2025
14.8 °FAverage March
38.2 °FHighest 10 March, 2025
66.9 °F
Climate (2020–Present)
Valparaiso Porter County Municipal Airport (9.3 miles)
Average Low 2020–2025
42.3 °FAverage 2020–2025
51.6 °FAverage High 2020–2025
60.9 °F