Taking into account the local weather in Tanjakan Ranji is an important factor for planning your visit, especially if you plan to spend your trip poolside. The hottest months are usually September and October with an average temp of 80°F, while the coldest months are January and February with an average of 78°F. The rainiest months in Tanjakan Ranji are March, November, April, and February, with each month seeing an average of 16 inches of rainfall.