Guilin weather in September
September in Guilin: hot, a little rain — a great time to visit.
#4 of 12 months in Guilin · #579 of 897 destinations to visit in September · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Guilin in September
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Guilin climate normals — September
| Daytime high | 31°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 23°C / 73°F | |
| Rainfall | 63 mm / 2.5 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 20°C / 67°F | |
| Sunshine | 9.3 h/day | |
| Daylight | 12.3 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 60 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Guilin in September — FAQ
- Is September a good time to visit Guilin?
- September in Guilin: hot, a little rain — a great time to visit. It ranks #4 of 12 months for Guilin on SeasonMap's comfort score (76/100).
- What is the weather like in Guilin in September?
- In September, Guilin averages a daily high of 30.7°C and a low of 22.9°C, with about 63.4 mm of rain over roughly 10.8 rainy days.
- What is the air quality in Guilin in September?
- Guilin has a mean US Air Quality Index of about 60 in September.