Merthyr Mawr Wind ForecastUnited KingdomWLBridgendMerthyr Mawr1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Merthyr Mawr wind forecast issued today at 1:08 pm. Next forecast at approx. 1:08 am.Merthyr Mawr Wind Statistics June WindSt-athan (14km)2026MayJuneStrongest 6 June, 202626.8mph WAverage June13.4mphStrongest 13 May, 202629.1mph WNWAverage May7.4mphStrongest 24 March, 202631.3mph WSWAverage 20269.2mphClimate (2011–Present)St-athan (14km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202447mph WAverage 2021–20267.8mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June27.5%15%2.5%CalmNear GaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June35%18.75%2.5%CalmNear GaleGet WillyWeather+ to remove ads