dedham weather hourly
Hourly Forecast Detailed. 1  0am:The Dedham, MA forecast for Apr 10 is 52 degrees and Partly cloudy. There is 49 percentage chance of rain and 11 mph winds from the Southwest. 2  3am:The Dedham, MA forecast for Apr 10 is 49 degrees and Partly cloudy. There is 55 percentage chance of rain and 11 mph winds from the Southwest.