Sầm Sơn Weather in September

During September, Sầm Sơn experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 26°C (79°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Sầm Sơn in September

Sầm Sơn is in the rainy season in September, with rain on around 15 days and an average of 354 mm (14 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Sầm Sơn in September

Daytime highs in Sầm Sơn in September reach 31°C (88°F), with nights around 26°C (79°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With overnight lows of 26°C (79°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.

Sunshine in Sầm Sơn in September

With about 172 hours of sunshine, the area enjoys a nice balance of sun and rainy moments, creating a pleasant environment.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Sầm Sơn. Our weather planner can help you explore destinations with more pleasant weather conditions.