When to go · Pai
Pai in September
Avoid month. Listed as a month to avoid: Mar–Apr (smoke and heat), Aug–Sep (heaviest rain).
Key facts
- Verdict
- Avoid
- Temperature
- 30°C86°F / 21°C70°F
- average high / low
- Rain days
- 19
- Crowds
- Low
- Thailand overall
- Prices
- Low
- Thailand overall
Verdict
AvoidBest and avoid months for Pai
Listed as a month to avoid: Mar–Apr (smoke and heat), Aug–Sep (heaviest rain).
Weather in September
- PaiHighs around 30 °C, lows around 21 °C, rain on about 19 daysHighs around 86 °F, lows around 70 °F, rain on about 19 days
- North, Thailand · Chiang Mai, Chiang Rai, Pairainy
Cool nights Dec–Jan; the burning season (Feb–Apr) puts air quality among the worst in Asia — check AQI before booking.
Crowds and prices
- Crowds · Thailand overall
- Low
- Prices · Thailand overall
- Low
Thailand overall: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast