Portmeirion Rainfall ForecastUnited KingdomWLGwyneddPortmeirionToday 14 Oct50%Thu 15 Oct95%Fri 16 Oct35%Sat 17 OctNo RainSun 18 OctNo RainMon 19 Oct5%Tue 20 Oct5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Portmeirion rainfall forecast issued today at 7:09 pm. Next forecast at approx. 9:09 am. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads