The latitudinal placement of the island leads to variations in the weather patterns . There are normal seasonal temperature fluctuations,
The relative location of islands in the Archipelago plays a role in reginal temperature controls. The islands in the north have a higher latitudinal placement and have cooler temperatures compared to those below the Tropic of Cancer.
The northern islands are also affected by weather systems that form on the North American continent.
Google maps image of San Salvador.