Penmaenmawr Rainfall ForecastUnited KingdomWLConwyPenmaenmawrToday 26 MayNo RainWed 27 May35%Thu 28 May10%Fri 29 May10%Sat 30 May10%Sun 31 May15%Penmaenmawr rainfall forecast issued today at 1:35 am. Next forecast at approx. 3:35 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Hameldon Hill (Lancashire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads