Weymouth Harbour Wind ForecastUnited KingdomSWDorsetWeymouth Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Weymouth Harbour wind forecast issued today at 1:09 pm. Next forecast at approx. 1:09 am. Wind Speed Wind GustWeymouth Harbour Wind Statistics October WindIsle Of Portland (9km)2026SeptemberOctoberStrongest 1 October, 202620.1mph SWAverage October14.5mphStrongest 4 September, 202633.6mph WSWAverage September13.5mphStrongest 9 January, 202644.7mph NWAverage 202613.9mphClimate (2021–2026)Isle Of Portland (9km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202262.6mph WSWAverage 2021–202613.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October20%11.25%2.5%CalmStormOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October25%13.75%2.5%CalmStormGet WillyWeather+ to remove ads