Other facts from our historical weather data: When is the rainy season in Abuja? Rainy season in Abuja occurs in the months of June, July, August and September. Does Abuja have a dry season? Yes, the months of January, February, November and December are very dry. Which is the hottest month in Abuja? March has an average maximum temperature of 37°C (99°F) and is the hottest month of the year. Which is the coolest month in Abuja? The coolest month is December with an average maximum temperature of 28°C (82°F). Which is the wettest month in Abuja? August tops the wettest month list with 333mm (13.1 in) of rainfall. Which is the driest month in Abuja? December is the driest month with 1mm (0 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.