Christchurch Harbour Rainfall ForecastUnited KingdomSWDorsetChristchurch HarbourToday 17 Mar10%Wed 18 MarNo RainThu 19 MarNo RainFri 20 Mar5%Sat 21 MarNo RainSun 22 Mar5%Mon 23 Mar10%Christchurch Harbour rainfall forecast issued today at 12:38 pm. Next forecast at approx. 2:38 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