If you're looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Acaxochitlan: The hottest months are usually May and April, with an average temperature of 18°C, while the coldest months are January and February, with an average of 14°C. The rainiest months in Acaxochitlan are September, June, July and August, with each month seeing an average of 375 mm of rainfall.