Iquitos experiences an equatorial climate that is a tropical rainforest climate ("Af") under the Köppen climate classification, more subject to the Intertropical Convergence Zone than the trade winds and with no cyclones. There is constant rainfall throughout the year, without a distinct dry season, but a wetter summer. Temperatures range from . The annual average temperature is . The average rainfall in Iquitos is per year. Because the seasons are not sensitive in the equatorial zone, Iquitos has only two seasons.