Ecatepec's climate is characterized by mild winters and warm summers. During the winter months of January, February, and December, temperatures range from near-freezing lows to pleasant highs, averaging around 17-19°C. As spring approaches in March and April, temperatures gradually rise, with average highs reaching up to 29°C. Summer months of June, July, August, and September bring warm days, but cooler nights, with temperatures rarely exceeding 26°C. Autumn brings a slight cooling trend, with October's temperature range returning to near-winter levels.