Taking into account the local weather in Tegalwaru 1 can help you maximize your time at the pool during your trip. The hottest months are usually September and October with an average temp of 80°F, while the coldest months are February and January with an average of 78°F. The rainiest months in Tegalwaru 1 are March, November, April, and February, with each month seeing an average of 16 inches of rainfall.