The dry season in Cotonou, Benin spans most of the year, with temperatures fluctuating between 21-35°C. Mild temperatures prevail from January to April and June to September, ranging from 22-33°C. The hottest months are usually February and December, with temperatures often reaching as high as 32-35°C. Cooler temperatures are experienced in July and August, averaging around 27°C. The temperature range is relatively consistent throughout the year, with minimal variation between seasons.