Christchurch Harbour Rainfall ForecastUnited KingdomSWDorsetChristchurch HarbourToday 30 May5%Sat 31 May5%Sun 1 Jun5%Mon 2 Jun5%Tue 3 Jun55%Wed 4 Jun15%Thu 5 Jun45%Christchurch Harbour rainfall forecast issued today at 1:37 pm. Next forecast at approx. 3:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads