Siem Reap Weather

Siem Reap, sitting deep in the tropical region of Cambodia has varying weather conditions just like every other part in Cambodia. The Siem Reap weather usually vary depending on the time of the year. Hence, it is vital to be aware of the stats of Siem Reap climate. With this, you will be able to plan your traveling and tour of the city carefully.

All year round, Siem Reap weather varies from warm to hot. This part of Cambodia is the go-to place for tourists that want to feel the warmth. The hottest period is typically between March and May. The warmest period of the year is normally in May with the temperature around 97°F (36.1°C). This temperature declines during the night below 79.8°F (26.6°C). This is reflected by the surge of tourists in this area at such time of the year.

Temperature Drop

Significant temperature drop in Siem Reap weather occurs in June, which is followed by rainfall. From brief showers to torrential downpour occurs intermittently and tends to take place especially during the afternoons. It rains for an hour or two and there are days when it rains more than any of these times. The downpour does not prevent the sun from showing its face. This is the appropriate time to visit the temple sites, as they are less crowded. Remember to bring your umbrella with you during this period.


Much rainfall takes place in August, September, and October. Most times, flash floods, which are not too serious, along with the streets of Siem Reap. You should put on rain boots and be careful about where you step as there may be submerged holes and other lurking dangers underneath the water.

Coolest Periods

The coolest periods are usually between December and January. This can be attributed to the fact that Siem Reap is located at the North of the equator. The temperature is brought down to below 40 degrees Celsius to make the weather bearable for the tourists and residents as well. Low rainfall or snowfall occurs during January. This can be seen in the early weeks of January. This is the appropriate time that tourists can visit landmark areas in Siem Reap and performs many other outdoor activities. The weather at this time of the year is very warm and enjoyable varying between 92.8°F (33.8°C) and 85.8°F (29.9°C).


The cloudy part of the year begins late March. The cloudiest time is seen around August, it gets very hot in Siem Reap around May and April. The cranking up of the temperature by the addition of humidity layers by the rainfalls causes this. It brings with convenience for tourists to visit anywhere that they want to. Once it starts raining the rain breaks the humidity thereby lessening the heat.

Best Time To Visit Siem Reap?

Based on Siem Reap weather, the best time to visit the place is during December when the temperature has dropped satisfactorily. A huge throng of tourists witnessed at Siem Reap’s tourist sites accompanies this decrease in temperature. This ramps the accommodation fees up. Just endure that book for reservations in advance.

The wetter periods in Siem Reap climate is seen between February 9th to December 20th. The muggiest time of the year is usually August and the least muggy period is January.

Siem Reap Cambodia has a decent weather condition. There are warm and cold periods that you can enjoy at your own convenience. If you want to enjoy warmness, be sure to travel to this region between May and June. Brace up for the torrential downpours that will occur mostly from August through to October. The knowledge of the Siem Reap seasons will enable you to plan your trip accordingly to a favorable weather condition and have a great time in Siem Reap.