Belfast Rainfall ForecastUnited KingdomNIBelfastBelfastToday 21 Jan95%Tue 22 Jan35%Wed 23 Jan10%Thu 24 Jan15%Fri 25 Jan20%Belfast rainfall forecast issued today at 5:31 pm. Next forecast at approx. 7:31 am.1-Day3-Day5-Day Graph Plots Open in GraphsRainfall Probability Forecast Met OfficeRain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads