Xiamen weather in August
August in Xiamen: hot, soaked, with very humid — a gamble, with 21 rainy days.
#11 of 12 months in Xiamen · #828 of 897 destinations to visit in August · comfort 53/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Xiamen in August
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Xiamen climate normals — August
| Daytime high | 31°C / 88°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Rainfall | 210 mm / 8.2 in | ⛈ soaked |
| Rainy days | 21 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 25°C / 78°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 13 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 94 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Xiamen in August — FAQ
- Is August a good time to visit Xiamen?
- August in Xiamen: hot, soaked, with very humid — a gamble, with 21 rainy days. It ranks #11 of 12 months for Xiamen on SeasonMap's comfort score (53/100).
- What is the weather like in Xiamen in August?
- In August, Xiamen averages a daily high of 31.2°C and a low of 26.1°C, with about 209.5 mm of rain over roughly 21.4 rainy days.
- What is the air quality in Xiamen in August?
- Xiamen has a mean US Air Quality Index of about 94 in August.