Castletown Wind ForecastUnited KingdomDGDumfries and GallowayCastletown1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Castletown wind forecast issued today at 7:11 pm. Next forecast at approx. 7:11 am.Castletown Wind Statistics September WindRonaldsway (1km)2025AugustSeptemberStrongest 15 September, 202529.1mph WSWAverage September13.6mphStrongest 4 August, 202531.3mph SSWAverage August9.7mphStrongest 24 January, 202553.7mph SSWAverage 202510.9mphClimate (2011–Present)Ronaldsway (1km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 January, 202553.7mph SSWAverage 2020–202511.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September22.5%12.5%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September25%13.75%2.5%CalmNear GaleGet WillyWeather+ to remove ads