When to go · Pai
Pai in May
Mixed month. Outside the best window (Nov–Feb (cool, dry, clear)). Across Thailand: Heat plus first rains; Andaman seas turn rough; the Gulf islands are the pick.
Key facts
- Verdict
- Mixed
- Temperature
- 33°C91°F / 22°C72°F
- average high / low
- Rain days
- 15
- Crowds
- Low
- Thailand overall
- Prices
- Low
- Thailand overall
Verdict
MixedThailand month rating
Outside the best window (Nov–Feb (cool, dry, clear)). Across Thailand: Heat plus first rains; Andaman seas turn rough; the Gulf islands are the pick.
Weather in May
- PaiHighs around 33 °C, lows around 22 °C, rain on about 15 daysHighs around 91 °F, lows around 72 °F, rain on about 15 days
- North, Thailand · Chiang Mai, Chiang Rai, Paihot
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: Heat plus first rains; Andaman seas turn rough; the Gulf islands are the pick.
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast