Zapotlanejo's climate is characterized by mild winters, warm springs, and hot summers. From January to March, temperatures gradually rise, averaging around 21°C, with the first two months experiencing overnight lows occasionally dipping below 0°C but rarely dropping below 3°C during the day. The hottest period occurs from April to June, with May being the warmest month, often reaching up to 36°C during the day and only cooling down slightly at night. As summer transitions into autumn, temperatures begin to drop again, ranging from 13°C to 28°C by September and October. Winters are cool but not cold, with temperatures averaging around 16°C from November to December, still experiencing occasional overnight lows below 4°C.