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Rayong weather in September (Rayong Province, Thailand)

How is the weather in Rayong in September? Here's what the weather might have in store during this month.

In September, Rayong generally has very high temperatures and heavy rainfall. Anticipate daytime temperatures around 31°C, while night temperatures can drop to 26°C. Bear in mind, these are average temperatures, and it can get even warmer on particular days. Make sure to choose clothing that accommodates the warmth.

Rayong in September falls under the rainy season with heavy rainfall, averaging around 308 mm for the month. This month marks the year's heaviest rainfall, with frequent intense rainshowers. It's advisable to be prepared with appropriate rain gear to stay dry. Typically around 18 days of rainfall is expected.

The city usually sees around 110 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Rayong. January and December generally stand out with the best circumstances. While May, June, July, September and October tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Rayong climate page with graphs.

 

Rayong, monthly averages in September

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 31°C  
Chance of RainChance of Rain 60%  
PrecipitationPrecipitation 308 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 81% *  
SunshineSunshine 110 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Jomtien Beach, Thailand (43 KM, 26 Miles).

Where to go in Thailand in September

Find out more about the weather in Thailand in September and which places have the best weather conditions in this month.

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).

So, what should you wear in Rayong in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

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

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Rayong.

Our site offers climate and forecast data for every country in the world. Are you going to Thailand? On this website you can find 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 climate conditions. Find out where to go with our weather planner.