St Harmon Wind ForecastUnited KingdomWLPowysSt Harmon1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time St Harmon wind forecast issued today at 7:11 pm. Next forecast at approx. 7:11 am.St Harmon Wind Statistics May WindTrawsgoed (31km)2026AprilMayStrongest 1 May, 202611.2mph EAverage May1.5mphStrongest 29 April, 202624.6mph ENEAverage April6.5mphStrongest 27 January, 202629.1mph ESEAverage 20266.2mphClimate (2011–Present)Trawsgoed (31km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202435.8mph NWAverage 2021–20264.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May17.5%10%2.5%CalmStrongMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May17.5%10%2.5%CalmStrongGet WillyWeather+ to remove ads