Taking the local weather in Botum Sakor into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually May and April, with an average temperature of 29°C, while the coldest months are January and December, with an average of 27°C. The rainiest months in Botum Sakor are September, July, August and June, with each month seeing an average of 631 mm of rainfall.