Other facts from our historical weather data: Does Garoua have a dry season? Yes, the months of January, February, March, April, November and December are very dry. Which is the hottest month in Garoua? March has an average maximum temperature of 41°C (106°F) and is the hottest month of the year. Which is the coolest month in Garoua? The coolest month is January with an average maximum temperature of 31°C (88°F). Which is the wettest month in Garoua? August tops the wettest month list with 179mm (7 in) of rainfall. Which is the driest month in Garoua? January is the driest month with 0mm (0 in) of precipitation. Which is the sunniest month in Garoua? December is the sunniest month with an average of 287 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.