Tetouan's winters are mild, with temperatures ranging from -3°C to 24°C, averaging around 13-15°C. Spring brings a gradual warming trend, with temperatures rising to averages of 17-19°C by May and June. Summer is hot, with July and August experiencing temperatures often above 40°C, but with some cooler mornings. Autumn sees a return to milder conditions, with temperatures dropping back down to around 10-20°C by October. Winter returns in November and December, with temperatures ranging from 0-24°C, similar to the beginning of the year.