Not what you may expect. If you think of California as a sun-soaked, heavily air-conditioned place, arriving in San Francisco you might be in for a surprise so read on. What is the weather like in San Francisco in July? Expect mid-50s – high 60s (12–19'C) temperatures. Although you can certainly get 80s (ca 27'C) at noon Downtown, 'beach weather' tends to be a rarity in SF, so make no…