San Diego lying in the south western side of United States is a city on the coast of Southern California.
San Diego is the second largest city in California and in the eighth largest in the United States. It is located just to the north of Mexican border city of Tijuana and just south of Orange County.
Climate of San Diego is like the semi-arid hot climate of the Mediterranean. The mean monthly temperatures vary from 57° F (14° C) in January to 71° F (22° C) in July. It is very hot in San Diego during late summer and beginning of autumn.
The city of San Diego covers an area of 372 square miles (963.6 square kilometers) of which land is 324 square miles (840 square kilometers) is land.
