Portslade-by-Sea Wind ForecastUnited KingdomSEEast SussexPortslade-by-Sea1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portslade-by-Sea wind forecast issued today at 1:09 am. Next forecast at approx. 1:09 pm.Portslade-by-Sea Wind Statistics July WindShoreham (5km)2025JuneJulyStrongest 5 July, 202522.4mph WSWAverage July7.7mphStrongest 3 June, 202526.8mph SWAverage June9.5mphStrongest 24 January, 202535.8mph SSWAverage 20257.7mphClimate (2011–Present)Shoreham (5km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202244.7mph SWAverage 2020–20258.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July17.5%10%2.5%CalmStrongJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July27.5%15%2.5%CalmStrongGet WillyWeather+ to remove ads