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Firstly - San Francisco is located at the north end of the San Francisco Peninsula. The San Francisco Peninsula is a peninsula in California, the United States. San Francisco is at the north end. There is the Pacific Ocean in the west and the San Francisco Bay in the east. 

 

The warmest weather in San Francisco is in August and September. Even in summer, it is cool at around 20°C during the day. However, sometimes the temperature rises to 30°C. In the middle of summer, the temperature is between 13°C and 14°C in the evening.It can feel chilly in the evening. The coldest winter is December and January. During the day, the temperature drops to 5°C at night. The precipitation is smal