The San Diego area can be an incredible place to visit almost
any time of the year, with its mild Mediterranean climate. With coastal
temperatures around 75 degrees (24°C) most of the time, the weather is ideal,
with very low humidity. The climate of Southern California is rather complex,
however, and temperatures change rapidly as one travels from the coast
eastward. In the summer during the day, the temperature might increase as much
as one degree Fahrenheit for each mile going east. In the winter, especially at
night, eastern areas are usually relatively cooler. Some valleys and other
areas