Hua Hin weather in September
September in Hua Hin: hot, soaked, with clean air — fine if you can take 25 rainy days.
#11 of 12 months in Hua Hin · #662 of 897 destinations to visit in September · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Hua Hin in September
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Hua Hin climate normals — September
| Daytime high | 30°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Rainfall | 220 mm / 8.6 in | ⛈ soaked |
| Rainy days | 25 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 7 h/day | |
| Daylight | 12.2 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 23 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Hua Hin in September — FAQ
- Is September a good time to visit Hua Hin?
- September in Hua Hin: hot, soaked, with clean air — fine if you can take 25 rainy days. It ranks #11 of 12 months for Hua Hin on SeasonMap's comfort score (70/100).
- What is the weather like in Hua Hin in September?
- In September, Hua Hin averages a daily high of 30.4°C and a low of 25.1°C, with about 219.7 mm of rain over roughly 25.4 rainy days.
- What is the air quality in Hua Hin in September?
- Hua Hin has a mean US Air Quality Index of about 23 in September.