Weather in Marengo, IN
Updated 2026-09-26 10:00 local time · ZIP codes 47140
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
59°6% rain
64°11% rain67°10% rain71°9% rain74°9% rain
76°1% rain76°1% rain76°2% rain74°9% rain70°10% rain
66°6% rain62°9% 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 11%).
It feels like 54°F with winds near 7 mph.
76°F, 1% rain chance and 4 mph wind.
Visibility is around 6 mi; gusts may reach 20 mph.
Current temperature is 59°F, wind 7 mph, rain chance up to 11%.
UV index is 1.
Local weather characteristics in Marengo
Indiana has a humid continental-to-subtropical transition, with warm humid summers, cold winters and frequent changes as weather systems move through the Midwest.
Marengo is part of the Midwest weather region. The forecast point is near 38.37°N latitude and 86.34°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.
Marengo weather today
Partly Cloudy and 59°F in Marengo, IN. Today's high is 76°F with a 8% rain chance. Winds are around 7 mph with gusts near 11 mph. Relative humidity is 55%, pressure is 30.17 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Marengo
Sunrise is at 07:36 AM and sunset is at 07:36 PM. Tomorrow's forecast calls for Overcast with a high near 75°F and a low near 53°F. The maximum rain chance is 11%.