Newtown-in-St-Martin Rainfall ForecastUnited KingdomSWCornwallNewtown-in-St-MartinToday 13 May60%Thu 14 May75%Fri 15 May10%Sat 16 May45%Sun 17 May30%Mon 18 May50%Tue 19 May50%Newtown-in-St-Martin rainfall forecast issued today at 1:38 pm. Next forecast at approx. 3:38 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads