San Jose–San Francisco–Oakland, CA Combined Statistical Area 2017 the San Jose–San Francisco–Oakland CSA had a GDP of $878 billion, which would rank 17th among countries and 5th among states. Among Combined Statistical Areas, the Bay Area is 5th in terms of population, but 3rd in terms of GDP. Silicon Valley, the leading high technology region in the world, is located in Santa Clara County. Major corporations in San Francisco, San Jose, Oakland, and the surrounding cities help make the region second in the nation in concentration of Fortune 500 companies, after New York. The Bay Area's northern counties encompass California's famous Wine Country, home to hundreds of
San Jose, California expanse of the South Bay; and the rural Coyote Valley, to the city's extreme southern fringe. San Jose, like most of the Bay Area, has a Mediterranean climate (Köppen "Csb"). San Jose has an average of 301 days of sunshine and an annual mean temperature of . It lies inland, surrounded on three sides by mountains, and does not front the Pacific Ocean like San Francisco. As a result, the city is somewhat more sheltered from rain, giving it a semiarid feel with a mean annual rainfall of , compared to some other parts of the Bay Area, which can