Raritan River - Sayreville Rainfall ForecastUnited StatesNJMiddlesex CountyRaritan River - SayrevilleToday 18 AprNo RainSat 19 Apr10%Sun 20 Apr15%Mon 21 Apr5%Tue 22 Apr50%Wed 23 Apr10%Thu 24 Apr20%Raritan River - Sayreville rainfall forecast issued today at 4:04 am. Next forecast at approx. 6:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Philadelphia RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads