Ninh Binh weather in September
September in Ninh Binh: hot, soaked, with poor air quality — not the time — 22 rainy days.
#11 of 12 months in Ninh Binh · #868 of 897 destinations to visit in September · comfort 47/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
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Ninh Binh climate normals — September
| Daytime high | 30°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Rainfall | 291 mm / 11.5 in | ⛈ soaked |
| Rainy days | 22 days | |
| Humidity | 88% | 💦 very humid |
| Dew point | 25°C / 76°F | |
| Sunshine | 7.6 h/day | |
| Daylight | 12.3 h | |
| Wind | 12 km/h / 8 mph | |
| Air quality (US AQI) | 104 | 😷 poor |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Ninh Binh in September — FAQ
- Is September a good time to visit Ninh Binh?
- September in Ninh Binh: hot, soaked, with poor air quality — not the time — 22 rainy days. It ranks #11 of 12 months for Ninh Binh on SeasonMap's comfort score (47/100).
- What is the weather like in Ninh Binh in September?
- In September, Ninh Binh averages a daily high of 30.4°C and a low of 24.7°C, with about 291.2 mm of rain over roughly 22 rainy days.
- What is the air quality in Ninh Binh in September?
- Ninh Binh has a mean US Air Quality Index of about 104 in September.