Rayong Weather in September

Thinking of visiting Rayong in September? Expect very high temperatures reaching 31°C (88°F) during the day, dropping to 26°C (79°F) at night, and be prepared for the wettest month of the year.

Rainfall in Rayong in September

As part of the rainy season, Rayong sees around 18 days of rain in September, with an average of 308 mm (12 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Rayong in September

September in Rayong brings very high temperatures, with highs of 31°C (88°F) and nights around 26°C (79°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Rayong in September

The month brings about 110 hours of sunlight, offering a comfortable mix of sun and rainy moments.

September in Rayong has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• October
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• December

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

Rayong Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 60%  

Precipitation 308 mm (12 in)  

Rainy days 18 days  

Humidity 81% *  

Sunshine 110 hours *  

Percentage Sunshine *  

* Data from: Jomtien Beach, Thailand (43 KM, 26 Miles).

What to Wear in Rayong in September

Warm but pleasant conditions in Rayong in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Rayong in September

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.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Rayong

Temperature Rainfall Sunshine Humidity

See the full Rayong climate overview or explore weather in Thailand.