Visit Sapa in Vietnam
Balancing on the edges of a rice field with endless views. A trek through the valley of Sapa is definitely a must for the bucket list.
September in An Thoi brings high temperatures around 29°C (84°F) during the day, dropping to 26°C (79°F) at night, with the most rainfall of the year.
September in An Thoi can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Pick a month to see the average temperature, rainfall and sunshine in An Thoi - and find the best time to visit.
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full An Thoi climate overview or explore weather in Vietnam.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Visit Sapa in Vietnam
Balancing on the edges of a rice field with endless views. A trek through the valley of Sapa is definitely a must for the bucket list.
Where to Go for Christmas: Sun, Value and Fewer Crowds
Where can you find warm Christmas weather without peak-season prices and huge crowds? Compare Marsa Alam, The Gambia, Vietnam, Agadir and Cap Skirring.
Peace, beauty and silence in Vietnam
Vedana is located along the shores of a secluded, peaceful and serene lagoon, surrounded in lushly forested peaks. This ensures an isolated appeal and stunning views across a vast immense lagoon.
Vietnam in February: North, Central or South?
Compare Vietnam's February weather in Hanoi, Da Nang, Nha Trang, Ho Chi Minh City and Phu Quoc to find the warmest, driest and sunniest region.