Castro City Wind ForecastUnited StatesCASanta Clara CountyCastro City1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Castro City wind forecast issued today at 5:31 am. Next forecast at approx. 5:31 pm. Wind Speed Wind GustCastro City Wind Statistics September WindPalo Alto Airport (4.3 miles)2026AugustSeptemberStrongest – Average September–Strongest 31 August, 202620.8mph WNWAverage August10.4mphStrongest 19 February, 202624.2mph WNWAverage 20269.4mphClimate (2021–2026)Palo Alto Airport (4.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 25 May, 202354.1mph NAverage 2021–20269mphGet WillyWeather+ to remove ads