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Haad Rin Weather in May
May in Haad Rin averages 31°C (88°F) during the day and 28°C (82°F) at night. Quite a bit of rainfall is typical this month, with around 152 mm (6 in) on average. An umbrella is a good idea.
Rainfall in Haad Rin in May
Past climate data indicates that roughly 17 days will see rain, totalling around 152 mm (6 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Haad Rin in May
Temperatures in Haad Rin in May top out at 31°C (88°F) and drop to 28°C (82°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 28°C (82°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Haad Rin in May
There are approximately 195 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, January and February typically offer the best circumstances for Haad Rin.
Haad Rin Temperature in May
Min Temperature
28°C (82°F)
Max Temperature
31°C (88°F)
Chance of Rain
56%
Precipitation
152 mm (6 in)
Rainy days
17 days
Humidity
80% *
Sunshine
195 hours *
Percentage Sunshine
*
* Data from: Ko Pha-ngan, Thailand (9 KM, 6 Miles).
Haad Rin Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Haad Rin - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Haad Rin typically stay consistent throughout May, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in May
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Haad Rin in May
Browse day-by-day weather records for Haad Rin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haad Rin historical weather extremes in May
Based on weather observations in Haad Rin between 1982 and 2026, these are the recorded extremes during May.
- The warmest day in May was on May 11, 1983, with a maximum of 37°C (99°F).
- Haad Rin experienced its chilliest May day on May 17, 2009, reaching only 28°C (82°F).
- The coldest night in May in Haad Rin was on May 29, 2013, with a minimum of 23°C (73°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 Haad Rin in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Haad Rin in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Haad Rin 3-Day Forecast
More climate data for Haad Rin
Temperature Rainfall Sunshine Humidity
See the full Haad Rin 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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