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Bangrak Beach Weather in May

In Bangrak Beach, May brings very high daytime temperatures around 31°C (88°F), with nights cooling to 28°C (82°F). Expect quite a bit of rainfall this month.

Rainfall in Bangrak Beach in May

Typically, about 17 days will experience rainfall, with an average of 134 mm (5.3 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Bangrak Beach in May

Daytime highs in Bangrak Beach in May reach 31°C (88°F), with nights around 28°C (82°F). For most visitors, the main thing to prepare for is the heat during 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 Bangrak Beach in May

Expect a lot of sunshine this month, with about 193 hours of sun. These sunny conditions add to the overall experience.

Average water temperature in May

At 29°C (84°F), the water is very warm — more like a heated pool than the sea. Great for those who like warm water, though some may find it less refreshing on a hot day.

If you prefer enjoying temperate temperatures and rain-free days, January and February 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.

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For a detailed overview over the year and the best time to visit Thailand, check out our Bangrak Beach's climate page.

Bangrak Beach Temperature in May

Min TemperatureMin Temperature 28°C (82°F)  
Max TemperatureMax Temperature 31°C (88°F)  
Water TemperatureWater Temperature 29°C (84°F) *  
Chance of RainChance of Rain 56%  
PrecipitationPrecipitation 134 mm (5.3 in)  
Rainy daysRainy days 17 days  
HumidityHumidity 80% *  
SunshineSunshine 193 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Koh Samui, Thailand (12 KM, 7 Miles).

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Bangrak Beach 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 for Bangrak Beach in May

Browse day-by-day weather records for Bangrak Beach spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Bangrak Beach historical weather extremes in May

According to our 44 years of weather records for Bangrak Beach, the following extremes were recorded between 1982 and 2026.

  • Bangrak Beach recorded its highest May temperature of 37°C (99°F) on May 11, 1983.
  • The lowest daytime temperature in May was 28°C (82°F), recorded on May 17, 2009.
  • Nighttime temperatures dropped to 23°C (73°F) on May 29, 2013, marking the coldest May night on record.

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 →

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Legend 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 Bangrak Beach 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. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 29°C (84°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Bangrak Beach in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Thailand, check out our Bangrak Beach's climate page.

More climate data for Bangrak Beach