Treffynnon Wind ForecastUnited KingdomWLPembrokeshireTreffynnon1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Treffynnon wind forecast issued today at 6:09 am. Next forecast at approx. 6:09 pm.Treffynnon Wind Statistics November WindMilford Haven C.b. (23km)2025OctoberNovemberStrongest 1 November, 202524.6mph SSWAverage November20.1mphStrongest 3 October, 202531.3mph SSWAverage October10.5mphStrongest 24 January, 202544.7mph SAverage 20259mphClimate (2011–Present)Milford Haven C.b. (23km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202444.7mph WAverage 2020–20259.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average November17.5%10%2.5%CalmStrong GaleNovember Wind RoseNovember (5 Year Average)5 Year Average Annual5 Year Average November22.5%12.5%2.5%CalmStrong GaleGet WillyWeather+ to remove ads