When planning a visit to Koh Chang in Thailand, it helps to know that temperatures typically range from 29°C (84°F) in September up to 31°C (88°F) during the peak of April. Our detailed climate overview is based on data from Koh Chang, the region's most well-known city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
Koh Chang, and particularly Koh Chang, experiences consistently warm weather throughout the year, with average highs always exceeding 29°C (84°F).
The peak heat season generally takes place in April, May and November.
When it comes to rainfall, Koh Chang sees significant variations throughout the year. July tends to be the wettest, receiving 623 mm (25 in) of rain, while December is much drier with just 20 mm (0.8 in). Travelers should note that the rainy season falls during May, June, July, August, September and October, bringing substantial precipitation ranging from 275 mm (11 in) to 623 mm (25 in) monthly. The period of December is the driest, with precipitation levels below 20 mm (0.8 in).
January is the sunniest period, with ideal conditions for exploring the region and all it has to offer.