When is the best time to go to Phnom Penh?

When is the best time to go to Phnom Penh? Here's some information to help you in your decision:

  • The best months for good weather in Phnom Penh are January, February, March, November and December
  • On average, the warmest months are February, March, April, May, June and August
  • The rainiest months are September and October

Annual weather in Phnom Penh

For full information about the climate and weather in Phnom Penh a specific month, click on the corresponding line below:

January 74°F/92°F
February 76°F/97°F
March 79°F/99°F
April 83°F/97°F
May 83°F/97°F
June 81°F/94°F
July 79°F/92°F
August 81°F/94°F
September 79°F/92°F
October 79°F/90°F
November 77°F/90°F
December 74°F/90°F

Weather and climate in Phnom Penh

Phnom Penh enjoys a tropical monsoon climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Phnom Penh is 94°F (ranging from 90°F in december to 99°F in march). Annual rainfall is 90.2in, with a minimum of 1.3in in february and a maximum of 14.3in in october.
  • In january the climate is perfect. At lunchtime, it's 90°F in average and it rains about 1.3in each month.
  • In the month of february the climate is good. At lunchtime, it's 95°F in average and it rains about 1.3in each month.
  • Between march and august the climate is okay. At lunchtime, it's 92°F in average and it rains about 9.6in each month.
  • In september the climate is the worst possible. In average, on the morning it is 79°F.
  • In october the climate is okay. the thermometer goes up to 90°F°C and it rains in october about 14.3in.
  • From november to december the climate is favorable. In average, on the morning it is 74°F and it rains about 2.9in each month.

Phnom Penh : Phnom Penh

Charts: temperature and rainfall in Phnom Penh

In the charts below, you can see the following seasonal norms for the city of Phnom Penh: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours


Peak visitor numbers and tourist seasons in Phnom Penh

Find out when Phnom Penh has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Phnom Penh

  • Very low season in Phnom Penh
    The months with the lowest number of tourists are: April, May, June, September and October.
  • Low season in Phnom Penh
    The months with low numbers of tourists are: February, March and July.
  • High season in Phnom Penh
    The number of visitors to Phnom Penh is high in: January, August and November.
  • Peek season in Phnom Penh
    The largest number of tourists visiting Phnom Penh is during: December.

Figure: Visitor index for Phnom Penh month by month

Best time for low prices in Phnom Penh

Average prices of hotels in Phnom Penh month by month

Generally, September is the month with the lowest hotel prices in Phnom Penh. So this is a great time to save on your holiday! In contrast, January is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Average price for flights to Phnom Penh

A return flight between London and Phnom Penh is generally cheaper if you go in may ($ 799 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 324 more for your airline ticket to Phnom Penh if you go in august.

Find the best price for your flight

Average price of hiring a car in Phnom Penh

On average, it costs $ 63 per day to hire a car in Phnom Penh. This price varies by $ 23 depending on the month. In august, hiring a car costs an average of $ 48 per 24 hours, so this is the best time to save money! In contrast, the average price in november is $ 71.

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Other cities and places near Phnom Penh

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Legend: Phnom Penh other locations

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