Weather in Pentwater, MI
Updated 2026-09-26 13:30 local time · ZIP codes 49449
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
67°0% rain70°0% rain71°0% rain71°0% rain69°1% rain62°1% rain59°3% rain
55°10% rain
53°6% rain53°7% rain53°7% rain52°8% 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 10%).
It feels like 61°F with winds near 5 mph.
70°F, 0% rain chance and 3 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 67°F, wind 5 mph, rain chance up to 10%.
UV index is 5. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Pentwater
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.
Pentwater is part of the Midwest weather region. The forecast point is near 43.78°N latitude and 86.43°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.
Pentwater weather today
Sunny and 67°F in Pentwater, MI. Today's high is 71°F with a 2% rain chance. Winds are around 5 mph with gusts near 6 mph. Relative humidity is 28%, pressure is 30.22 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Pentwater
Sunrise is at 07:37 AM and sunset is at 07:36 PM. Tomorrow's forecast calls for Sunny with a high near 72°F and a low near 50°F. The maximum rain chance is 3%.