Sandakan Weather in September

Hot and humid, with frequent heavy rain. Average highs of 30°C and lows of 25°C, with around 27 rainy days expected throughout the month.

While September isn't our top-rated month for Sandakan, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.

Average high

30°C

Average low

25°C

Rainy days

27 days

Best months to visit

Year-round

What to do in Sandakan in September

Whatever the weather, Sandakan rewards curious visitors. Here are some of the best ways to spend your time:

Orang-utan sanctuary visits and rehabilitation center tours Sea turtle egg collection and night watches Island hopping excursions Diving and snorkeling Colonial history museum tours Rainforest wildlife watching

What to pack for September

Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.