Porth Clais Wind ForecastUnited KingdomWLPembrokeshirePorth Clais1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Porth Clais wind forecast issued today at 1:11 am. Next forecast at approx. 1:11 pm.Porth Clais Wind Statistics June WindMilford Haven C.b. (23km)2025MayJuneStrongest 3 June, 202529.1mph SSWAverage June13.4mphStrongest 25 May, 202522.4mph WAverage May7.1mphStrongest 24 January, 202544.7mph SAverage 20259.2mphClimate (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 June17.5%10%2.5%CalmNear GaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads