If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Huejotzingo: The hottest months are usually April and May with an average temp of 64°F, while the coldest months are January and December with an average of 57°F. The rainiest months in Huejotzingo are September, June, August, and July, with each month seeing an average of 11 inches of rainfall.