Primary sources can be described as those sources that are closest to the origin of the information. They contain raw information and thus, must be interpreted by researchers. Secondary sources are closely related to primary sources and often interpret them.
If you live near the ocean, usually the weather is warmer than the inland because the jet stream has warm air coming from the equator and then that's why if you live near the California beaches, it's warmer . It also might being more fair weather to wear you live