Taking into account the local weather in Subang Jaya is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually March and May with an average temp of 81°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Subang Jaya are November, December, April, and October, with each month seeing an average of 11 inches of rainfall.