Trujillo has a warm climate during the day and mild during the night due to the sea breeze. It has an average temperature of , and the extreme minimum and maximum temperatures fluctuate between in winter and summer, respectively. Rains are light, sporadic and occur during the afternoon or evening. The Andes and their foothills are very close to the coast, and having a lower elevation relative to the mountains of central and southern Peru, the flow of moist air from the Amazon region, which converges with the sea breezes from the west, favors during the summer a higher frequency of light showers. According to the climate classification of Thornthwaite, city of Trujillo would correspond to an arid climate type with no rain during all seasons.