Siem Reap Climate and Weather
Siem Reap's climate is typical for Cambodia, and can be described as tropical with seasonal monsoons. The weather is warm year-round and temperatures do not range drastically.
There are two distinct seasons: the rainy season and the dry season. Temperatures during the rainy season (June to October) average at about 93°F (34°C). Dry season high temperatures, from November to May, average slightly higher at 97°F (36°C).
Visitors should bear in mind that roads can get very muddy and rain showers can disrupt activities during the rainy season. The city can be dusty and very hot when it's dry. The cooler winter months running from November to February may be the best time to visit Siem Reap.