Sayaxche, Guatemala has a warm and humid climate year-round. The dry season stretches from February to May, with temperatures gradually increasing during this period, reaching an average high of 40°C in April and May. June marks the beginning of the rainy season, but temperatures remain relatively consistent, averaging around 27°C throughout the month. The rainy season peaks in July and August, with minimal temperature variation, before slowly subsiding in September and October. The dry season returns in November, bringing cooler temperatures, but still warm compared to other regions.