Christchurch Harbour Rainfall ForecastUnited KingdomSWDorsetChristchurch HarbourToday 29 Mar65%Sat 30 Mar10%Sun 31 Mar50%Mon 1 Apr50%Tue 2 Apr60%Wed 3 Apr40%Thu 4 Apr45%Christchurch Harbour rainfall forecast issued today at 12:43 pm. Next forecast at approx. 2:43 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 an account to remove ads