Janesville Rainfall ForecastUnited StatesMNWaseca CountyJanesvilleToday 17 Apr75%Fri 18 Apr85%Sat 19 Apr10%Sun 20 Apr40%Mon 21 Apr50%Tue 22 Apr40%Wed 23 Apr25%Janesville rainfall forecast issued today at 10:04 am. Next forecast at approx. 12:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Minneapolis RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads