Belfast Rainfall ForecastUnited KingdomNIBelfastBelfastToday 1 Oct15%Fri 2 Oct5%Sat 3 Oct50%Sun 4 Oct80%Mon 5 Oct15%Belfast rainfall forecast issued today at 2:31 am. Next forecast at approx. 4:31 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads