Koh Rong Island Weather in September

Koh Rong Island in September averages 29°C (84°F) during the day and 26°C (79°F) at night. September is part of the rainy season, so frequent rainfall is typical.

Rainfall in Koh Rong Island in September

As part of the rainy season, Koh Rong Island sees around 21 days of rain in September, with an average of 526 mm (21 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Koh Rong Island in September

September in Koh Rong Island brings high temperatures, with highs of 29°C (84°F) and nights around 26°C (79°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are warm at 26°C (79°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 Koh Rong Island in September

You can expect a moderate amount of sunlight, with approximately 148 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

September in Koh Rong Island can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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

For a detailed overview over the year and the best time to visit Cambodia, check out our Koh Rong Island's climate page.

Koh Rong Island Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 71%  

Precipitation 526 mm (21 in)  

Rainy days 21 days  

Sunshine 148 hours *  

Percentage Sunshine *  

* Data from: Sihanoukville, Cambodia (32 KM, 20 Miles).

What to Wear in Koh Rong Island in September

Warm but pleasant conditions in Koh Rong Island 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Koh Rong Island in September

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

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 Cambodia, check out our Koh Rong Island's climate page.

More climate data for Koh Rong Island

Temperature Rainfall Sunshine

See the full Koh Rong Island climate overview or explore weather in Cambodia.