Weather in Dedham, IA
Updated 2026-09-26 11:30 local time · ZIP codes 51440
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
58°32% rain
61°56% rain62°44% rain63°57% rain62°57% rain64°48% rain
67°33% rain67°53% rain
66°33% rain
65°33% rain
63°53% rain62°32% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 57% over the next 12 hours.
It feels like 51°F with winds near 14 mph.
67°F, 33% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 30 mph.
Current temperature is 58°F, wind 14 mph, rain chance up to 57%.
UV index is 2.
Local weather characteristics in Dedham
Iowa has a continental climate with hot summers, cold winters, strong winds and a notable spring and summer severe-thunderstorm season.
Dedham is part of the Midwest weather region. The forecast point is near 41.91°N latitude and 94.82°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.
Dedham weather today
Overcast and 58°F in Dedham, IA. Today's high is 67°F with a 93% rain chance. Winds are around 14 mph with gusts near 30 mph. Relative humidity is 94%, pressure is 30.04 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Dedham
Sunrise is at 07:11 AM and sunset is at 07:10 PM. Tomorrow's forecast calls for Overcast with a high near 66°F and a low near 58°F. The maximum rain chance is 69%.