Weather is probably a major factor when you plan your trip to San Juan Bautista Tuxtepec, but bear 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 temperature of 28°C, while the coldest months are January and February, with an average of 22°C. The rainiest months in San Juan Bautista Tuxtepec are September, August, July and June, with each month seeing an average of 410 mm of rainfall.