Dyffryn Wind ForecastUnited KingdomWLVale of GlamorganDyffryn1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Dyffryn wind forecast issued today at 5:03 am. Next forecast at approx. 5:03 pm.Dyffryn Wind Statistics January WindSt-athan (6.2 miles)2021DecemberJanuaryStrongest 12 January, 202124.6mph WAverage January7.4mphStrongest 27 December, 202040.3mph WSWAverage December8.4mphStrongest 12 January, 202124.6mph WAverage 20217.4mphClimate (2011–Present)St-athan (6.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 27 December, 202040.3mph WSWAverage 2011–Present8.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average January27.5%15%2.5%CalmGaleJanuary Wind RoseJanuary (5 Year Average)5 Year Average Annual5 Year Average January22.5%12.5%2.5%CalmGaleGet an account to remove ads