Gaoua experiences a dry season from December to May, with temperatures ranging from 23-30°C. The hottest months are April and May, with average temperatures of 29-30°C. June marks the beginning of the rainy season, which brings temperatures down to around 26-28°C. July is the wettest month, with frequent rainfall. From September to November, the rains subside, allowing for a brief respite before the dry season returns in December.