Trefor Wind ForecastUnited KingdomWLIsle of AngleseyTrefor1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Trefor wind forecast issued today at 1:10 pm. Next forecast at approx. 1:10 am.Trefor Wind Statistics October WindValley (7km)2025SeptemberOctoberStrongest 3 October, 202549.2mph SAverage October11.5mphStrongest 15 September, 202538mph WSWAverage September13.7mphStrongest 24 January, 202551.4mph SAverage 202511mphClimate (2011–Present)Valley (7km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202153.7mph SSWAverage 2020–202512mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmGaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October30%16.25%2.5%CalmGaleGet WillyWeather+ to remove ads