Belfast Rainfall ForecastUnited KingdomNIBelfastBelfastToday 13 MayNo RainWed 14 MayNo RainThu 15 MayNo RainFri 16 MayNo RainSat 17 MayNo RainSun 18 MayNo RainMon 19 MayNo RainBelfast rainfall forecast issued today at 1:40 pm. Next forecast at approx. 3:40 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads