Weather in South Haven, MI
Updated 2026-09-26 10:00 local time · ZIP codes 49090
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
54°5% rain59°4% rain
63°6% rain65°3% rain67°4% rain
68°10% rain68°9% rain
66°8% rain62°14% rain59°12% rain
56°17% rain
56°22% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 22%).
It feels like 49°F with winds near 7 mph.
67°F, 4% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 11 mph.
Current temperature is 54°F, wind 7 mph, rain chance up to 22%.
UV index is 1.
Local weather characteristics in South Haven
Michigan weather is strongly influenced by the Great Lakes, which can moderate temperatures but also produce lake-effect clouds and heavy snow in favored areas.
South Haven is part of the Midwest weather region. The forecast point is near 42.40°N latitude and 86.27°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
South Haven weather today
Sunny and 54°F in South Haven, MI. Today's high is 68°F with a 6% rain chance. Winds are around 7 mph with gusts near 11 mph. Relative humidity is 66%, pressure is 30.25 inHg, and visibility is about 6 miles.
Tonight and tomorrow in South Haven
Sunrise is at 07:36 AM and sunset is at 07:35 PM. Tomorrow's forecast calls for Sunny with a high near 66°F and a low near 48°F. The maximum rain chance is 6%.