Ynys Gwylan-fawr Wind ForecastUnited KingdomWLGwyneddYnys Gwylan-fawr1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Ynys Gwylan-fawr wind forecast issued today at 7:09 am. Next forecast at approx. 7:09 pm.Ynys Gwylan-fawr Wind Statistics September WindAberdaron (3km)2025AugustSeptemberStrongest 1 September, 202531.3mph SSWAverage September17.7mphStrongest 30 August, 202544.7mph SWAverage August12.6mphStrongest 24 January, 202564.9mph SWAverage 202513.3mphClimate (2011–Present)Aberdaron (3km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202164.9mph SSWAverage 2020–202514.8mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September12.5%7.5%2.5%CalmStrong GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September17.5%10%2.5%CalmStrong GaleGet WillyWeather+ to remove ads