Ban Lam Sam Kaeo's climate is warm and temperate, with temperatures gradually increasing throughout the year. In January and December, temperatures are relatively mild, ranging from 14-36°C and 18-34°C respectively. As the year progresses, temperatures rise, reaching their peak in March to May, where highs often reach 39°C. The summer months of June to August also see high temperatures, but with a slightly cooler average. From September to November, temperatures begin to decrease, returning to milder levels by December.