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Pai Weather in May
Pai in May sees very high daytime temperatures of 32°C (90°F) and nighttime lows of 22°C (72°F). As part of the rainy season, showers are frequent and often heavy. Budget around 172 mm (6.8 in) of rainfall for the month.
Rainfall in Pai in May
As part of the rainy season, Pai sees around 17 days of rain in May, with an average of 172 mm (6.8 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Pai in May
Temperatures in Pai in May top out at 32°C (90°F) and drop to 22°C (72°F) overnight. It's usually most comfortable outside during the morning and later in the day. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.If you prefer dry days with pleasant temperatures, January, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pai Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
32°C (90°F)
Chance of Rain
56%
Precipitation
172 mm (6.8 in)
Rainy days
17 days
Pai Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Pai - and find the best time to visit.
Daily Historical Temperatures
48-year average (1977-2025)
Based on our historical records, temperatures in Pai typically drop from around 37°C (99°F) at the start of May to approximately 34°C (93°F) by the end. Nights are warm, with lows around 23°C (73°F).
Average temperatures in May
Daily Historical Precipitation
48-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Pai in May
Browse day-by-day weather records for Pai spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Pai historical weather extremes in May
According to our 43 years of weather records for Pai, the following extremes were recorded between 1983 and 2026.
- The warmest day in May was on May 10, 1998, with a maximum of 43°C (109°F).
- On May 20, 2000, Pai saw its coldest May day with temperatures maxing out at 25°C (77°F).
- The coldest night in May in Pai was on May 16, 2006, with a minimum of 16°C (61°F).
Best Places in Thailand in May
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Pai in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Pai in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Pai 3-Day Forecast
More climate data for Pai
See the full Pai climate overview or explore weather in Thailand.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bangkok
36°C (97°F) Chiang Mai
36°C (97°F) Jomtien Beach
33°C (91°F) Hua Hin33°C (91°F) Ao Nang Beach31°C (88°F) Koh Samui31°C (88°F) Ko Lanta31°C (88°F) Patong Beach30°C (86°F) Bucket list
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