Cardiff International Airport Rainfall ForecastUnited KingdomWLVale of GlamorganCardiff International AirportToday 12 Sep90%Sun 13 Sep60%Mon 14 Sep40%Tue 15 Sep40%Wed 16 Sep45%Thu 17 Sep40%Fri 18 Sep35%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cardiff International Airport rainfall forecast issued today at 7:08 am. Next forecast at approx. 9:08 pm. Rainfall Rainfall AccumulationCobbacombe Cross (Devon) RadarGet WillyWeather+ to remove ads