Metapan, El Salvador experiences a mild climate overall, with temperatures rarely dropping below 6°C or rising above 41°C. Winters are relatively cool, but not cold, with average highs ranging from 15-18°C during the months of December to February. Spring and autumn bring warmer temperatures, often reaching up to 40°C in March, April, September, and October. Summer months, June to August, have slightly cooler temperatures, averaging around 26-27°C. The temperature fluctuations are relatively consistent throughout the year, with minimal seasonal variation.