Chalco, Mexico's climate is characterized by mild winters and warm summers. From January to March, temperatures gradually rise, with average highs around 17-18°C, allowing for pleasant days during the winter months. As spring arrives in April and May, temperatures continue to increase, reaching averages of 18°C, but with cooler mornings still present. Summer months from June to August bring stable temperatures around 17°C, with minimal variation throughout the day. Autumn, spanning September to November, sees a slight drop in temperature, averaging around 15-17°C, before returning to milder winter conditions by December.