Weather in Decatur, IA
Updated 2026-09-26 10:00 local time · ZIP codes 50067
Patchy rain nearby
No government weather alerts were returned for this location at the latest update.
Next hours
59°29% rain
61°26% rain
65°13% rain70°13% rain72°16% rain72°16% rain72°17% rain70°19% rain69°20% rain71°22% rain
68°21% rain
66°56% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 56% over the next 12 hours.
It feels like 55°F with winds near 11 mph.
70°F, 13% rain chance and 14 mph wind.
Visibility is around 6 mi; gusts may reach 24 mph.
Current temperature is 59°F, wind 11 mph, rain chance up to 56%.
UV index is 1.
Local weather characteristics in Decatur
Iowa has a continental climate with hot summers, cold winters, strong winds and a notable spring and summer severe-thunderstorm season.
Decatur is part of the Midwest weather region. The forecast point is near 40.74°N latitude and 93.83°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.
Decatur weather today
Patchy rain nearby and 59°F in Decatur, IA. Today's high is 72°F with a 86% rain chance. Winds are around 11 mph with gusts near 24 mph. Relative humidity is 87%, pressure is 30.09 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Decatur
Sunrise is at 07:06 AM and sunset is at 07:06 PM. Tomorrow's forecast calls for Light rain shower with a high near 69°F and a low near 59°F. The maximum rain chance is 81%.