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Weather in May
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Weather in May in Rayong Province

Planning a getaway to Rayong Province this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Rayong Province in May?

Rayong Province is a region in Thailand. May in Rayong Province generally has very warm temperatures, with precipitation levels ranging from high to heavy.

Temperatures

You can expect very warm maximum daytime temperatures of around 31°C and nighttime temperatures around 27°C in Koh Samet. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

Precipitation

In May, precipitation varies across different areas. From high rainfall in Ban Chang with an average of 157 mm to heavy rainfall in Mae Pim with 292 mm.

Average sunshine

Most areas experience a moderate amount of sunshine, with approximately 156 hours of sunlight expected in Koh Samet. This makes it neither too gloomy nor overly bright.

For a closer look at May's conditions in Rayong Province, see the map below. For a more detailed look at Rayong Province's yearly weather, check out our Rayong Province climate page.

Where to go in Rayong Province in May

Find more information for the most popular destinations in the Rayong Province on the map below. Click on a destination dot for more detailes.

Weather conditions Weather
Temperatures
Precipitation
Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in May for the 5 most popular destinations in Rayong Province?

Koh Samet

In May Koh Samet generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 27°C and heavy monthly rainfall. So on average the conditions are poor that month.

Koh Samet
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
31°C 
27°C 
210 hours 
110 mm 
8 days 
tolerable 
May May
31°C 
27°C 
156 hours 
287 mm 
16 days 
poor 
June   >> June
>>  
31°C 
27°C 
115 hours 
308 mm 
15 days 
poor 
Climate in Koh Samet

Rayong

In May Rayong generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 27°C and heavy monthly rainfall. So on average the conditions are poor that month.

Rayong
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
33°C 
27°C 
210 hours 
128 mm 
7 days 
tolerable 
May May
32°C 
27°C 
156 hours 
234 mm 
15 days 
poor 
June   >> June
>>  
32°C 
27°C 
115 hours 
236 mm 
14 days 
poor 
Climate in Rayong

Ban Chang

In May Ban Chang generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 28°C and high monthly rainfall. So on average the conditions are tolerable that month.

Ban Chang
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
34°C 
27°C 
210 hours 
85 mm 
7 days 
tolerable 
May May
33°C 
28°C 
156 hours 
157 mm 
14 days 
tolerable 
June   >> June
>>  
33°C 
27°C 
115 hours 
147 mm 
12 days 
tolerable 
Climate in Ban Chang

Mae Pim

In May Mae Pim generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 27°C and heavy monthly rainfall. So on average the conditions are poor that month.

Mae Pim
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
32°C 
27°C 
208 hours 
117 mm 
8 days 
tolerable 
May May
32°C 
27°C 
119 hours 
292 mm 
17 days 
poor 
June   >> June
>>  
31°C 
27°C 
59 hours 
336 mm 
17 days 
poor 
Climate in Mae Pim

Ban Phe

In May Ban Phe generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 27°C and heavy monthly rainfall. So on average the conditions are poor that month.

Ban Phe
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
32°C 
27°C 
210 hours 
109 mm 
8 days 
tolerable 
May May
32°C 
27°C 
156 hours 
259 mm 
16 days 
poor 
June   >> June
>>  
31°C 
27°C 
115 hours 
278 mm 
15 days 
poor 
Climate in Ban Phe

Is your destination not in the list? Have a look at other destinations in Rayong Province, in Thailand.

Is May the best time to visit Rayong Province?

In our view, May might not be the best time to travel to Rayong Province with often poor weather in Koh Samet.

Generally speaking, January, February and December provide perfect weather in Koh Samet. On the other hand, the weather in May, June, July, August, September and October tend to be poor.

Interested in more climate information?

We have much more information about the climate in Rayong Province. Interested in the weather conditions in a specific month? Select the month below.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      

    • Weather and climate has detailed information for every country in the world. Are you going to Thailand? Get detailed historical weather averages for many cities in Thailand.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.