Llan Wind ForecastUnited KingdomWLPowysLlan1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Llan wind forecast issued today at 1:11 pm. Next forecast at approx. 1:11 am.Llan Wind Statistics July WindLake Vyrnwy Saws (22km)2025JuneJulyStrongest 3 July, 202515.7mph SWAverage July5.6mphStrongest 9 June, 202529.1mph SWAverage June9.4mphStrongest 24 January, 202547mph SWAverage 20257.6mphClimate (2011–Present)Lake Vyrnwy Saws (22km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 January, 202451.4mph SWAverage 2020–20258mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July20%11.25%2.5%CalmStrongJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July27.5%15%2.5%CalmStrongGet WillyWeather+ to remove ads