If you're looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Veracruz: The hottest months are usually May and June, with an average temperature of 28°C, while the coldest months are January and February, with an average of 23°C. The rainiest months in Veracruz are September, August, July and June, with each month seeing an average of 259 mm of rainfall.