Jalisco is one of several regions in Mexico, with temperatures that range from 26°C (79°F) in January to 30°C (86°F) during the peak of May. We've based our full climate overview on data from Puerto Vallarta, the region's most prominent city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
Jalisco offers pleasant conditions in January, February and December, with temperatures typically ranging from 26°C (79°F) to 27°C (81°F).
Precipitation in Jalisco varies considerably throughout the year. The wettest conditions occur in September with 357 mm (14 in) of rain, while April stays relatively dry with 5 mm (0.2 in). The region experiences its rainy season during June, July, August and September, when monthly rainfall can range from 204 mm (8 in) to 357 mm (14 in). The period of March, April and May is the driest, with precipitation levels below 15 mm (0.6 in).