Johnstone Wind ForecastUnited KingdomSTRenfrewshireJohnstone1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Johnstone wind forecast issued today at 1:12 pm. Next forecast at approx. 1:12 am.Johnstone Wind Statistics May WindGlasgow/bishopton (7km)2024AprilMayStrongest – Average May–Strongest 6 April, 202429.1mph SAverage April7.8mphStrongest 21 January, 202435.8mph SSWAverage 20247.5mphClimate (2011–Present)Glasgow/bishopton (7km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 January, 202235.8mph WAverage 2019–20246.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May15%8.75%2.5%CalmStrongMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May20%11.25%2.5%CalmStrongGet an account to remove ads