Weather in September in Cambodia
Considering a trip to Cambodia this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:
What is the weather like in Cambodia in September?
September in Cambodia generally has temperatures that range from warm to very warm, with heavy precipitation.
Temperatures
During the day the temperature is warm in Koh Rong Island at 29°C and very warm in Battambang at 34°C. As night falls, temperatures generally drop to 26°C in Battambang and 26°C in Koh Rong Island. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.
Precipitation
In September, precipitation varies across different areas. From heavy rainfall in Kampong Speu with an average of 222 mm to heavy rainfall in Sihanoukville with 571 mm. Based on our climate, it is the month with the most precipitation throughout the year in Siem Reap.To learn more about the conditions in specific areas of Cambodia in September, check out the map below. For more details on the yearly weather, visit our Cambodia climate page.
Where to go in Cambodia in September
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations
What is the weather like in September for the 5 most popular destinations in Cambodia?
Siem Reap
In September Siem Reap generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Phnom Penh
In September Phnom Penh generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
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.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Kampot
In September Kampot generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Battambang
In September Battambang generally has very high temperatures with maximum daytime temperatures around 34°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Cambodia.
Is September the best time to visit Cambodia?
In our opinion, September may not be the ideal time to visit Cambodia due to the typically poor weather in Siem Reap.
Generally speaking, January and December provide perfect weather in Siem Reap. On the other hand, the months of March, April, May, September and October tend to 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 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.