Penarth Rainfall ForecastUnited KingdomWLVale of GlamorganPenarthToday 17 Jan55%Sun 18 Jan85%Mon 19 Jan45%Tue 20 Jan15%Wed 21 Jan20%Thu 22 Jan40%Penarth rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads