Llanberis Rainfall ForecastUnited KingdomWLGwyneddLlanberisToday 8 Jun85%Tue 9 Jun85%Wed 10 Jun85%Thu 11 Jun85%Fri 12 Jun55%Sat 13 Jun15%Sun 14 Jun15%Llanberis rainfall forecast issued today at 7:35 am. Next forecast at approx. 9:35 pm.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