Borneo is a tropical destination located approximately 6 degrees north of the equator. Let's look at three destinations located in Sabah. Sabah is the northern Malaysian State of Borneo. On the west coast of Sabah is its capital Kota Kinabalu, and on the east coast, we have Sandakan. They are approximately 180 km apart. 125 km South of Sandakan is Danum Valley.
Kota Kinabalu - The rainfall of 85 to 317mm per month, with the wettest months being September to January. Temperatures are pretty steady at 31°C to 32°C.
Sandakan - The rainfall of 120 to 450mm per month, with the wettest months being August to February. Temperatures are pretty steady at 29°C to 33°C.
Danum Valley - The rainfall of 165 to 220mm per month, with the wettest months being October to January. Temperatures are pretty steady at 27°C to 29°C.