Phnom Penh weather in September (Phnom Penh Municipality, Cambodia)
This month is known as a warm month.
The average maximum daytime temperature in Phnom Penh in September lies at 31.6°C (88.88°F).
The average minimum temperature goes down to around 24.5°C (76.1°F) (often the minimum temperature is noted at night).
September is part of the rainy season with an average precipitation of 267mm (10.5 inches).
This makes it the wettest month of the year.
There are generally around 19 rainy days.
The sun will show itself now and again, with 129 hours of sunshine during the entire month.
Phnom Penh, monthly averages in September
Where to stay in Phnom Penh
Where to go in Cambodia in September
Find out more about the weather in Cambodia in September and which places have the best weather conditions in this month.





What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Phnom Penh.
Our site offers climate and forecast data for almost all countries in the world. Are you going to Cambodia? On this website you can find historical weather averages for many cities in Cambodia. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.