Weather is probably a major factor when you plan your trip to San Juan Bautista Tuxtepec, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually May and April with an average temp of 82°F, while the coldest months are January and February with an average of 71°F. The rainiest months in San Juan Bautista Tuxtepec are September, August, July, and June, with each month seeing an average of 16 inches of rainfall.