Harlech Rainfall ForecastUnited KingdomWLGwyneddHarlechToday 8 Oct100%Fri 9 Oct80%Sat 10 Oct40%Sun 11 Oct40%Mon 12 Oct85%Tue 13 Oct60%Wed 14 Oct35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Harlech rainfall forecast issued today at 1:09 pm. Next forecast at approx. 3:09 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads