Waikiki Rainfall ForecastUnited StatesHIHonoluluWaikikiToday 19 Apr50%Sun 20 Apr55%Mon 21 Apr60%Tue 22 Apr60%Wed 23 Apr50%Thu 24 Apr40%Fri 25 Apr25%Waikiki rainfall forecast issued today at 1:04 pm. Next forecast at approx. 3:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Molokai RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads