Other facts from our historical weather data: When is the rainy season in Villahermosa? Rainy season in Villahermosa occurs in the months of June, August, September and October. Which is the hottest month in Villahermosa? May has an average maximum temperature of 36°C (97°F) and is the hottest month of the year. Which is the coolest month in Villahermosa? The coolest month is January with an average maximum temperature of 29°C (84°F). Which is the wettest month in Villahermosa? September tops the wettest month list with 301mm (11.9 in) of rainfall. Which is the driest month in Villahermosa? March is the driest month with 39mm (1.5 in) of precipitation. Which is the sunniest month in Villahermosa? May is the sunniest month with an average of 280 hours of sunshine. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.