Perth Rainfall ForecastUnited KingdomTAPerth and KinrossPerthToday 16 May15%Sat 17 May15%Sun 18 May5%Mon 19 May5%Tue 20 May5%Wed 21 May5%Perth rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Munduff Hill (Fife) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads