Trefeglwys Wind ForecastUnited KingdomWLPowysTrefeglwys1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Trefeglwys wind forecast issued today at 6:11 pm. Next forecast at approx. 6:11 am.Trefeglwys Wind Statistics December WindLake Vyrnwy Saws (28km)2025NovemberDecemberStrongest 1 December, 202524.6mph SSWAverage December13.4mphStrongest 3 November, 202533.6mph SWAverage November9.2mphStrongest 24 January, 202547mph SWAverage 20257.5mphClimate (2011–Present)Lake Vyrnwy Saws (28km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 January, 202451.4mph SWAverage 2020–20257.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December20%11.25%2.5%CalmStrong GaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December17.5%10%2.5%CalmStrong GaleGet WillyWeather+ to remove ads