Taking into account the local weather in Lamnyong is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually June and July with an average temp of 81°F, while the coldest months are January and February with an average of 78°F. The rainiest months in Lamnyong are November, December, May, and October, with each month seeing an average of 13 inches of rainfall.