Onllwyn Wind ForecastUnited KingdomWLNeath Port TalbotOnllwyn1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Onllwyn wind forecast issued yesterday at 7:08 pm. Next forecast at approx. 7:08 am. Wind Speed Wind GustOnllwyn Wind Statistics August WindSennybridge (31km)2026JulyAugustStrongest 1 August, 20268.9mph WSWAverage August1.5mphStrongest 1 July, 202615.7mph WSWAverage July3.3mphStrongest 4 April, 202633.6mph SSWAverage 20265.9mphClimate (2021–2026)Sennybridge (31km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 March, 202335.8mph SWAverage 2021–20265.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August15%8.75%2.5%CalmStrongAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August25%13.75%2.5%CalmStrongGet WillyWeather+ to remove ads