Weather in Sơn La in September
Sơn La, Vietnam averages a high of 27.3°C (81.1°F) and low of 20.7°C (69.3°F) in September, with 16 rain days and 9.1 hours of daily sunshine. Travel score: 69.6/100 (Good). The best time to visit Sơn La is November.
High
27°C81°F
Low
21°C69°F
🌧️
16
rain days
☀️
9.1
hrs/day sunshine
💧
86%
humidity
70— Good
September in Sơn La is warm and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Sơn La?
How much does it rain in Sơn La in September?
Sơn La receives an average of 156.3mm of rainfall across 16 rainy days in September. The annual total is 1392.5mm.
What should I pack for Sơn La in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧥
Waterproof jacket
Frequent rain expected (16 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Vietnam in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Sơn La
Popular comparisons:
How can I plan my trip to Sơn La?
What other cities are near Sơn La?
What are other popular cities in Vietnam?
What is the weather like in other months in Sơn La?
Data based on 1994–2024 averages · Last updated: 2024-12-31