Pai weather in September
September in Pai: sweltering, soaked, with clean air — a fair time to visit.
#8 of 12 months in Pai · #526 of 604 destinations to visit in September · comfort 58/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Pai climate normals — September
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Feels like (high) | 35°C / 95°F | |
| Rainfall | 250 mm / 9.9 in | ⛈ soaked |
| Rainy days | 26 days | |
| Humidity | 90% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 8.4 h/day | |
| Daylight | 12.2 h | |
| Wind | 7 km/h / 4 mph | |
| Air quality (US AQI) | 22 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Pai in September — FAQ
- Is September a good time to visit Pai?
- September in Pai: sweltering, soaked, with clean air — a fair time to visit. It ranks #8 of 12 months for Pai on SeasonMap's comfort score (58/100).
- What is the weather like in Pai in September?
- In September, Pai averages a daily high of 29.1°C and a low of 22.2°C, with about 250.3 mm of rain over roughly 25.8 rainy days.
- What is the air quality in Pai in September?
- Pai has a mean US Air Quality Index of about 22 in September.