Trefriw Rainfall ForecastUnited KingdomWLConwyTrefriwToday 16 Dec55%Wed 17 Dec90%Thu 18 Dec50%Fri 19 Dec50%Sat 20 Dec50%Sun 21 Dec30%Trefriw rainfall forecast issued today at 12:37 am. Next forecast at approx. 2:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Clee Hill (Shropshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads