Acajutla Weather in September

During September, Acajutla experiences high daytime temperatures of 30°C (86°F) and cooler nights around 25°C (77°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Acajutla in September

Acajutla is in the rainy season in September, with rain on around 27 days and an average of 342 mm (13 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Acajutla in September

September in Acajutla brings typical temperatures with highs around 30°C (86°F) and lows of 25°C (77°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Acajutla in September

The month enjoys around 209 hours of sunshine. The wet weather tends to wait until afternoon or evening to arrive, leaving the first half of most days dry and sunny.

Average water temperature in September

With water at 29°C (84°F), conditions are warm and calm. Perfect for those who like tropical water temperatures, though it won't cool you down much.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Acajutla. Our weather planner can help you explore destinations with more pleasant weather conditions.