Cardiff Rainfall ForecastUnited KingdomWLCardiffCardiffToday 18 Aug85%Wed 19 Aug70%Thu 20 Aug65%Fri 21 Aug40%Sat 22 Aug40%Sun 23 AugNo RainMon 24 Aug5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cardiff rainfall forecast issued today at 7:11 pm. Next forecast at approx. 9:11 am. Rainfall Rainfall AccumulationCobbacombe Cross (Devon) RadarGet WillyWeather+ to remove ads