May · Thailand
Best time to visit Pai in May Weather, crowds & prices
Weather in Pai in May
Average temperature 25°C, 205 mm of rain, about 24 days with 6+ hours of sunshine and 75% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
5.8/10
Ranked #8 of 12 months
- Avg temp
- 25°C
- Rainfall
- 205 mm
- Humidity
- 75%
- Days with 6h+ sun
- 24
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in Pai scores 5.8/10 for nature and wildlife travel - ranked #8 of 12. Expect around 25°C, 205 mm of rain, and roughly 24 days with 6+ hours of sunshine this month.
Pai is a small town in northern Thailand's hills, known for hot springs, canyon viewpoints and a relaxed river scene.
May in Pai: mixed conditions, plan around the weather
May averages 25°C (77°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.
205 mm makes this the wettest stretch of the year, though about 24 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.
It scores 5.8/10 here, 8th of 12 months, against 9.7/10 in the destination's best month.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella, footwear you can get muddy.
Figure on low-season pricing, with crowds are light for this destination.
Flexible dates? February scores 3.9 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Pai in May?
- In May, Pai averages 25°C, 205 mm of rain, and about 24 days with 6+ hours of sunshine. Its climate-comfort score is 5.8/10.
- Is May a good time to visit Pai?
- May earns a 5.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Pai in May?
- Expect about 205 mm of rain in May. Average humidity is 75% and there are about 24 days with 6+ hours of sunshine.
Curated in Pai
Tickets & experiences
Things to do in Pai
Pai, Thailand. Live activities and tours from GetYourGuide, matched to this destination.