Trwyn Cilan Wind ForecastUnited KingdomWLGwyneddTrwyn Cilan1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Trwyn Cilan wind forecast issued today at 12:09 am. Next forecast at approx. 12:09 pm.Trwyn Cilan Wind Statistics December WindAberdaron (14km)2025NovemberDecemberStrongest 5 December, 202547mph SEAverage December22.9mphStrongest 1 November, 202547mph SSWAverage November19.5mphStrongest 24 January, 202564.9mph SWAverage 202514.6mphClimate (2011–Present)Aberdaron (14km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 7 December, 202164.9mph SSWAverage 2020–202514.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December12.5%7.5%2.5%CalmViolentDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December20%11.25%2.5%CalmViolentGet WillyWeather+ to remove ads