Indonesia has a tropical biome because it's by the equator.Because of it's tropical biome , Indonesia doesn't have 4 seasons.
Indonesia's climate is mostly in the high 90 s and the low 70s.It is mostly scattered thunder storms.
The western and the northern parts of Indonesia receive the most amount of rain. This is caused by prevailing winds.
The reason why the western and the northern parts of Indonesia have so much rain is because the monsoon clouds are heavy with precipitation and moisture by the time they reach these regions.
Indonesia has 2 seasons. It has wet and dry seasons.Because it's by the equator it has high humidity, high temperatures, and low winds.