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Weather in September in Preah Sihanouk Province

Thinking about venturing to Preah Sihanouk Province this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in Preah Sihanouk Province in September?

Preah Sihanouk Province is a region in Cambodia. September in Preah Sihanouk Province generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C and nighttime temperatures around 26°C in Sihanoukville. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Koh Rong Sanloem with an average of 518 mm to heavy rainfall in Sihanoukville with 571 mm.

Average sunshine

Most cities enjoy a balanced amount of sunshine, with around 148 hours of sunlight anticipated in Sihanoukville. This ensures the days are neither too dim nor excessively sunny.

To learn more about the conditions in specific areas of Preah Sihanouk Province in September, check out the map below. For more details on the yearly weather, visit our Preah Sihanouk Province climate page.

Where to go in Preah Sihanouk Province in September

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

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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 and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in September for the 3 most popular destinations in Preah Sihanouk Province?

Sihanoukville

In September Sihanoukville generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Sihanoukville
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
<<   August August
<<  
30°C 
26°C 
167 hours 
572 mm 
21 days 
poor 
29°C 
26°C 
148 hours 
571 mm 
21 days 
poor 
October   >> October
>>  
30°C 
26°C 
201 hours 
328 mm 
19 days 
poor 
Climate in Sihanoukville

Koh Rong Island

In September Koh Rong Island generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Koh Rong Island
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
<<   August August
<<  
29°C 
26°C 
167 hours 
522 mm 
21 days 
poor 
29°C 
26°C 
148 hours 
526 mm 
21 days 
poor 
October   >> October
>>  
29°C 
26°C 
201 hours 
328 mm 
19 days 
poor 
Climate in Koh Rong Island

Koh Rong Sanloem

In September Koh Rong Sanloem generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Koh Rong Sanloem
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
<<   August August
<<  
29°C 
26°C 
167 hours 
499 mm 
21 days 
poor 
29°C 
26°C 
148 hours 
518 mm 
21 days 
poor 
October   >> October
>>  
29°C 
26°C 
201 hours 
340 mm 
19 days 
poor 
Climate in Koh Rong Sanloem

Is your destination not in the list? Have a look at other destinations in Preah Sihanouk Province, in Cambodia.

Is September the best time to visit Preah Sihanouk Province?

In our opinion, September may not be the ideal time to visit Preah Sihanouk Province due to the typically poor weather in Sihanoukville.

On average, the best time to visit Preah Sihanouk Province is in January, February, March and December with generally pleasant weather in Sihanoukville. The weather in May, June, July, August, September and October, on the other hand, tends to be poor.

Interested in more climate information?

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

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

    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.