Cefn-gwyn Wind ForecastUnited KingdomWLPowysCefn-gwyn1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Cefn-gwyn wind forecast issued today at 7:08 pm. Next forecast at approx. 7:08 am. Wind Speed Wind GustCefn-gwyn Wind Statistics August WindLake Vyrnwy Saws (34km)2026JulyAugustStrongest – Average August–Strongest 1 July, 202629.1mph SWAverage July6.9mphStrongest 4 April, 202649.2mph SWAverage 20268.7mphClimate (2021–2026)Lake Vyrnwy Saws (34km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 January, 202451.4mph SWAverage 2021–20268.1mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August20%11.25%2.5%CalmStrongAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August22.5%12.5%2.5%CalmStrongGet WillyWeather+ to remove ads