Letchmore Heath Wind ForecastUnited KingdomEEHertfordshireLetchmore Heath1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Letchmore Heath wind forecast issued today at 1:09 am. Next forecast at approx. 1:09 pm.Letchmore Heath Wind Statistics July WindNortholt (14km)2025JuneJulyStrongest 5 July, 202517.9mph WAverage July5.4mphStrongest 23 June, 202522.4mph WNWAverage June7.4mphStrongest 1 January, 202524.6mph SWAverage 20256mphClimate (2011–Present)Northolt (14km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202238mph WSWAverage 2020–20256.3mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July20%11.25%2.5%CalmFreshJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July25%13.75%2.5%CalmFreshGet WillyWeather+ to remove ads