The weather in San Diego is usually bearable with a pair of pants and a shirt. We average around 10-15 inches of rain per year, so you almost never have to worry about rain, and even in the winter the highs can be around 70 degrees.
Best Answer: An ocean is: a large body of water constituting a principal part of the hydrosphere. And oceans are the largest division of open water. A sea is: a division of an ocean or a large body of salt water partially enclosed by land Hence a sea is a smaller division of open water, and attached to an ocean.
sea. 1  the salt waters that cover the greater part of the earth's surface. 2  a division of these waters, of considerable extent, more or less definitely marked off by land boundaries: the North Sea. 3  one of the seven seas; ocean. 4  a large lake or landlocked body of water.