Phnom Penh weather in May (Phnom Penh Municipality, Cambodia)

Looking to travel to Phnom Penh in May? Here's what the weather might have in store during this month.

In May, Phnom Penh generally has very high temperatures and high rainfall. Throughout the day, temperatures typically settle at around 36°C. But by evening, they drop to around 27°C. Keep in mind, these temperatures are averages, and some days might be even warmer. Dress suitably to manage the heat.

Phnom Penh in May usually receives high rainfall, averaging around 157 mm for the month. Typically around 15 days of rainfall is expected.

The days are predominantly sunny, with an estimated total of around 203 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you prefer dry days with pleasant temperatures, May may not be the ideal month to visit Phnom Penh. December typically offers the most optimal weather. In contrast, March, April, May, June, September and October tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Phnom Penh climate page with graphs.

 

Phnom Penh, monthly averages in May

Min TemperatureMin Temperature 27°C  
Max TemperatureMax Temperature 36°C  
Chance of RainChance of Rain 49%  
PrecipitationPrecipitation 157 mm  
Rainy daysRainy days 15 days  
HumidityHumidity 77%  
WindspeedWindspeed 7 km/h  
SunshineSunshine 203 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Cambodia in May

Find out more about the weather in Cambodia in May and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
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).

So, what should you wear in Phnom Penh in May?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Swimming
8/10
Camping
7/10

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 every country 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 recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.