Weather in Defiance, IA
Updated 2026-09-26 11:00 local time · ZIP codes 51527
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
60°19% rain
63°21% rain
65°30% rain
67°63% rain67°71% rain66°67% rain66°76% rain66°59% rain66°72% rain
65°53% rain65°46% rain
65°32% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 76% over the next 12 hours.
It feels like 53°F with winds near 15 mph.
63°F, 21% rain chance and 17 mph wind.
Visibility is around 6 mi; gusts may reach 28 mph.
Current temperature is 60°F, wind 15 mph, rain chance up to 76%.
UV index is 3.
Local weather characteristics in Defiance
Iowa has a continental climate with hot summers, cold winters, strong winds and a notable spring and summer severe-thunderstorm season.
Defiance is part of the Midwest weather region. The forecast point is near 41.82°N latitude and 95.34°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.
Defiance weather today
Partly Cloudy and 60°F in Defiance, IA. Today's high is 67°F with a 92% rain chance. Winds are around 15 mph with gusts near 28 mph. Relative humidity is 90%, pressure is 30.01 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Defiance
Sunrise is at 07:13 AM and sunset is at 07:12 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 67°F and a low near 60°F. The maximum rain chance is 83%.