Cambodia weather in September
What is the weather like in Cambodia in September?
The weather conditions in Cambodia in September are generally poor.
During September in Cambodia the average maximum daytime temperatures are very high and range from 30°C (86°F) in Stung Treng to 32°C (90°F) in Phnom Penh. Minimum nighttime temperatures generally drop to 24°C (76°F) in Phnom Penh and 23°C (73°F) in Stung Treng. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.
Precipitation in September ranges from heavy in Battambang with an average of 245mm (9.6inch) rainfall to heavy in Stung Treng with 323mm (13inch). It is the wettest month of the year in Siem Reap.
Where to go in Cambodia in September
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations in Cambodia
What is the weather like in September for the 5 most popular destinations in Cambodia?
Average weather in Siem Reap
In September Siem Reap generally has very high temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are poor that month.
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Average weather in Phnom Penh
In September Phnom Penh generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 24°C (76°F) and heavy monthly rainfall. So on average the conditions are poor that month.
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Average weather in Sihanoukville
In September Sihanoukville generally has very high temperatures with maximum daytime temperatures around 31°C (87°F), minimum nighttime temperatures around 25°C (78°F) and heavy monthly rainfall. So on average the conditions are poor that month.
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Average weather in Kampot
In September Kampot generally has very high temperatures with maximum daytime temperatures around 31°C (87°F), minimum nighttime temperatures around 25°C (78°F) and heavy monthly rainfall. So on average the conditions are poor that month.
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Average weather in Battambang
In September Battambang generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.
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Is your destination not in the list? Have a look at other destinations in Cambodia.
Is September the best time to go to Cambodia?
In our opinion September is not the best time to visit Cambodia with commonly poor weather in Siem Reap.
On average the best time to visit Cambodia is in January and December with generally perfect weather in Siem Reap.
The worst months are April, May, June, August and September that can have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Cambodia.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for almost all countries in the world. Are you going to Cambodia? Get detailed historical weather averages for many cities in Cambodia.
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