Harlech Rainfall ForecastUnited KingdomWLGwyneddHarlechToday 20 Feb95%Sat 21 Feb90%Sun 22 Feb55%Mon 23 Feb85%Tue 24 Feb80%Wed 25 Feb70%Harlech rainfall forecast issued yesterday at 6:36 pm. Next forecast at approx. 8:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads