Ho Chi Minh City weather in September
September in Ho Chi Minh City: sweltering, soaked, with very humid — one of the weakest months to visit.
#12 of 12 months in Ho Chi Minh City · #572 of 604 destinations to visit in September · comfort 48/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Ho Chi Minh City climate normals — September
| Daytime high | 31°C / 87°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 24°C / 76°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 285 mm / 11.2 in | ⛈ soaked |
| Rainy days | 29 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 12.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 68 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Ho Chi Minh City in September — FAQ
- Is September a good time to visit Ho Chi Minh City?
- September in Ho Chi Minh City: sweltering, soaked, with very humid — one of the weakest months to visit. It ranks #12 of 12 months for Ho Chi Minh City on SeasonMap's comfort score (48/100).
- What is the weather like in Ho Chi Minh City in September?
- In September, Ho Chi Minh City averages a daily high of 30.6°C and a low of 24.4°C, with about 285.3 mm of rain over roughly 29 rainy days.
- What is the air quality in Ho Chi Minh City in September?
- Ho Chi Minh City has a mean US Air Quality Index of about 68 in September.