Princeton Rainfall ForecastUnited StatesIAScott CountyPrincetonToday 19 Apr10%Sun 20 Apr90%Mon 21 Apr95%Tue 22 Apr30%Wed 23 Apr40%Thu 24 Apr45%Fri 25 Apr45%Princeton rainfall forecast issued today at 5:04 pm. Next forecast at approx. 7:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Quad Cities RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads