Foster City Wind ForecastUnited StatesCASan Mateo CountyFoster City1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Foster City wind forecast issued today at 1:36 pm. Next forecast at approx. 1:36 am.Foster City Wind Statistics October WindSan Carlos Airport (3.1 miles)2025SeptemberOctoberStrongest – Average October–Strongest 4 September, 202518.3mph WNWAverage September6.5mphStrongest 13 February, 202523mph SSWAverage 20257mphClimate (2010–Present)San Carlos Airport (3.1 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 8 August, 202479.4mph NAverage 2020–20257.3mphGet WillyWeather+ to remove ads