C. - Northwest Coast Similar to Northern Baja, but with more rain and some storms. Also known as the Mexican Riviera, it has warm tropical weather year round. May. The rainy season is June through October, with daily rain showers and warm temperatures. Due to higher elevation, it has pleasant spring-like conditions most of the year. Rain is frequent from June through September.
Evenings can be quite cool in winter.
In this region, proximity to the coast determines temperature and humidity. In summer, Gulf and Caribbean areas stay cooler due to trade winds, while interior jungles are humid, with higher temperatures. September and October sometimes bring overcast or rainy conditions. Winters are very pleasant. Somewhat humid, with warmer temperatures.