Cambodia weather in May

Many people wonder what kind of weather they can expect in May in Cambodia. Is this month a good time to go to Cambodia? To answer that question we created this page with all the information you need.

What is the weather like in Cambodia in May?

The weather conditions in Cambodia in May range from poor to tolerable depending on the destination.

During May in Cambodia the average maximum daytime temperatures are very high and range from 32°C (90°F) in Stung Treng to 35°C (95°F) in Phnom Penh. Minimum nighttime temperatures generally drop to 26°C (78°F) in Phnom Penh and 24°C (75°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 May ranges from high in Phnom Penh with an average of 117mm (4.6inch) rainfall to heavy in Sihanoukville with 209mm (8.2inch).

Where to go in Cambodia in May

Find the average weather conditions in May for the most popular destinations in Cambodia on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Cambodia

What is the weather like in May for the 5 most popular destinations in Cambodia?

Average weather in Siem Reap

In May Siem Reap generally has very high temperatures with maximum daytime temperatures around 35°C (95°F), minimum nighttime temperatures around 26°C (78°F) and high monthly rainfall. So on average the conditions are poor that month.

Siem Reap
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
36°C / 96°F 
26°C / 78°F 
58mm / 2.3inch 
8 days 
poor 
35°C / 95°F 
26°C / 78°F 
148mm / 5.8inch 
17 days 
poor 
June   >> June
>>  
34°C / 93°F 
25°C / 77°F 
215mm / 8.5inch 
18 days 
poor 
Climate in Siem Reap

Average weather in Phnom Penh

In May Phnom Penh generally has very high temperatures with maximum daytime temperatures around 35°C (95°F), minimum nighttime temperatures around 26°C (78°F) and high monthly rainfall. So on average the conditions are poor that month.

Phnom Penh
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
35°C / 96°F 
25°C / 78°F 
241 hours 
74mm / 2.9inch 
6 days 
35°C / 95°F 
26°C / 78°F 
203 hours 
117mm / 4.6inch 
15 days 
poor 
June   >> June
>>  
34°C / 93°F 
25°C / 77°F 
192 hours 
142mm / 5.6inch 
17 days 
Climate in Phnom Penh

Average weather in Sihanoukville

In May Sihanoukville generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 27°C (80°F) and heavy monthly rainfall. So on average the conditions are poor that month.

Sihanoukville
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
34°C / 93°F 
25°C / 77°F 
250 hours 
125mm / 4.9inch 
6 days 
32°C / 90°F 
27°C / 80°F 
225 hours 
209mm / 8.2inch 
14 days 
poor 
June   >> June
>>  
31°C / 88°F 
26°C / 80°F 
199 hours 
254mm / 10inch 
15 days 
poor 
Climate in Sihanoukville

Average weather in Kampot

In May Kampot generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 27°C (80°F) and heavy monthly rainfall. So on average the conditions are poor that month.

Kampot
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
34°C / 93°F 
25°C / 77°F 
250 hours 
125mm / 4.9inch 
6 days 
32°C / 90°F 
27°C / 80°F 
225 hours 
209mm / 8.2inch 
14 days 
poor 
June   >> June
>>  
31°C / 88°F 
26°C / 80°F 
199 hours 
254mm / 10inch 
15 days 
poor 
Climate in Kampot

Average weather in Battambang

In May Battambang generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Battambang
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
35°C / 95°F 
23°C / 73°F 
85mm / 3.3inch 
7 days 
33°C / 91°F 
24°C / 75°F 
148mm / 5.8inch 
13 days 
June   >> June
>>  
32°C / 90°F 
24°C / 75°F 
147mm / 5.8inch 
12 days 
Climate in Battambang

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

Is May the best time to go to Cambodia?

In our opinion May 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.

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  • 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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