Llanystumdwy Wind ForecastUnited KingdomWLGwyneddLlanystumdwy1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Llanystumdwy wind forecast issued today at 1:09 pm. Next forecast at approx. 1:09 am.Llanystumdwy Wind Statistics June WindCapel Curig Saws (29km)2026MayJuneStrongest 1 June, 202633.6mph SWAverage June22.4mphStrongest 19 May, 202633.6mph SWAverage May10.5mphStrongest 12 January, 202651.4mph SWAverage 202612.9mphClimate (2011–Present)Capel Curig Saws (29km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202458.2mph SWAverage 2021–202612.2mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June27.5%15%2.5%CalmStrong GaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June22.5%12.5%2.5%CalmStrong GaleGet WillyWeather+ to remove ads