Groeslon Wind ForecastUnited KingdomWLGwyneddGroeslon1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Groeslon wind forecast issued today at 1:08 am. Next forecast at approx. 1:08 pm. Wind Speed Wind GustGroeslon Wind Statistics September WindCapel Curig Saws (22km)2026AugustSeptemberStrongest 1 September, 202611.2mph WSWAverage September2.2mphStrongest 5 August, 202626.8mph WSWAverage August8.2mphStrongest 12 January, 202651.4mph SWAverage 202612mphClimate (2021–2026)Capel Curig Saws (22km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202458.2mph SWAverage 2021–202612.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmGaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September40%21.25%2.5%CalmGaleGet WillyWeather+ to remove ads