Muara Teweh experiences a tropical rainforest climate with distinct wet and dry seasons. The year begins with a dry season in January, characterized by relatively stable temperatures ranging from 24-28°C. As the months progress, temperatures remain consistent throughout the year, averaging around 26-29°C in March to September. During this period, humidity is high and rainfall is scarce, with some occasional short showers. The wet season typically starts in October, bringing significant rainfall and higher humidity levels, persisting until December when it gradually subsides into another dry spell.