Other facts from our historical weather data: When is the rainy season in Acailandia? Rainy season in Acailandia occurs in the months of January, February, March, April and December. Does Acailandia have a dry season? Yes, the months of June, July, August and September are very dry. Which is the hottest month in Acailandia? August has an average maximum temperature of 35°C (95°F) and is the hottest month of the year. Which is the coolest month in Acailandia? The coolest month is July with an average maximum temperature of 31°C (88°F). Which is the wettest month in Acailandia? March tops the wettest month list with 306mm (12 in) of rainfall. Which is the driest month in Acailandia? August is the driest month with 5mm (0.2 in) of precipitation. 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.