Siem Reap Weather

There are only two season in Siem Reap - dry season and wet season. As its tropical monsoon climate, the temperature is high all year round, and the annual average temperature is over 26℃ (78.8℉). The wet season is between May and November, and the dry season is from November to the next April. April is the hottest month in the year with average 31℃ (87.8℉), December and January are the coldest month, the mean temperature is 26℃ (78.8℉). The weather is mild with less rainfall from December to February of the following year, which is the best season for traveling.

7-Day Siemreap Weather Forecast

Averages for Siemreap Weather

High/Low Temperatures of Siemreap

Average High/Low Temperatures Graph for Siemreap

Average Temperatures of Siemreap

Humidity Graph of Siemreap

Average Rainfall of Siemreap

Siemreap Climate - Seasons & Travel Advice

According to the climate feature, Siem Reap is divided into dry season and wet season. It has little rains and the temperature is pretty high in the dry season. There are a large amount of rainfall in the wet season, and the temperature does not decline because of the heavy rain. The coldest months are December and January, and April is the hottest month. If you plan to visit Siem Reap in 2025, we recommend the dry season rather than the wet season.

Dry Season (November – April)

To travel to Siem Reap during November to next April, tourists could wear light clothes like T-shirts and dresses in the daytime. It is pretty cool at night, long sleeve shirt and thin outerwear are also necessity. Besides, you should better take sunscreen, sun-protective clothes and other sun-protective clothes with you to struggle for the strong ultraviolet rays.

Wet Season (May – October)

Wet season from early May to October is still very hot with abundant rainfall. Short and heavy rainstorms may come suddenly during this period. Therefore, if you want to travel in the wet season, you must carry an umbrella or a raincoat with you and pay close attention to the weather forecast.

Siem Reap Weather

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