Weather in Union Pier, MI
Updated 2026-09-26 11:00 local time · ZIP codes 49129
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
57°2% rain61°1% rain63°2% rain
65°4% rain
65°9% rain65°5% rain63°4% rain61°4% rain60°20% rain
57°21% rain57°21% rain57°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 52°F with winds near 5 mph.
65°F, 4% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 57°F, wind 5 mph, rain chance up to 22%.
UV index is 3.
Local weather characteristics in Union Pier
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.
Union Pier is part of the Midwest weather region. The forecast point is near 41.83°N latitude and 86.69°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.
Union Pier weather today
Sunny and 57°F in Union Pier, MI. Today's high is 65°F with a 7% rain chance. Winds are around 5 mph with gusts near 7 mph. Relative humidity is 47%, pressure is 30.24 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Union Pier
Sunrise is at 07:38 AM and sunset is at 07:37 PM. Tomorrow's forecast calls for Sunny with a high near 62°F and a low near 51°F. The maximum rain chance is 8%.