Weather September in San Salvador, El Salvador
Visitors to San Salvador during the month of September should plan on bringing a raincoat since it will be raining some days. September is the wettest month of the year. This month is part of the rainy season (monsoon). This month is known as a very pleasant month temperature wise. The average maximum temperature lies around 29.0°C (84.2°F). You will see the sun sometimes in this month, it has 180 hours of sun.