科莫多潜水向导

科莫多水下能见度：为何南北两地适宜潜水的时间各不相同

1 August 2026
7 min read
Pinta Liveaboard Crew

Northern and central Komodo run 15 to 30 metres of visibility at 26–29 °C. The south drops to 10–20 metres at 21–25 °C during the June-to-September upwelling. They are effectively two destinations with different best months, and no single week is optimal for both.

The two-ocean problem

Komodo National Park sits across the boundary between the warm, clear Flores Sea to the north and the cold, nutrient-loaded Indian Ocean to the south. Seasonal upwelling pushes that southern water onto the reefs. Everything about visibility and water temperature in the park follows from that one fact, and it is why generic “best time to dive Komodo” advice contradicts itself so often — the advice is usually about the north.

Visibility and temperature by zone
Zone	水温	可见性	防护服
North and central, Nov–Apr	27–29 °C	15–30 米	3 mm
North and central, May–Oct	26–28 °C	15–30 米	3 mm
South, Jun–Sep (peak upwelling)	21–25 °C	10–20 米	5 mm, hood, gloves
South, shoulder months	23–26 °C	10–20 米	5 mm

Month by month, with sea state included

Visibility on its own is a misleading planning variable, because a week with 30-metre water and a sea state that cancels the crossing is not a good week. This is the combined picture.

Komodo diving conditions by season
时期	海况	Northern visibility	南部入口	Commercial note
Apr–Jun	Calmest of the year	Best of the year, toward 30 m	Good, water warming	Shoulder pricing, the balanced choice
Jul–Aug	Good, but windy in open straits and around Padar	好	Cold and rich, peak macro	Peak season, highest prices, busiest sites
Sep–Nov	Calm, excellent	Excellent	Warming, still productive	The underrated window
Dec–Mar	Roughest; monsoon, some boats in maintenance	Variable, plankton reduces it	Frequently inaccessible	Peak manta density; book knowingly

What this means for a trip you are actually booking

If clear water is the priority

April to June or September to November, north and central park. This is when you get the postcard version of Komodo: 25 to 30 metres of visibility over Batu Bolong, the pinnacles accessible because the sea is flat, and 27 °C water in a 3 mm suit. A four-day charter covers it comfortably.

If macro and colour are the priority

June to September, south, on a charter of six days or more. Accept 10 to 20 metres of visibility as the price of the nutrients that build the reef, bring a 5 mm suit with a hood and gloves, and expect a sharp thermocline you can feel as a distinct layer.

If mantas are the priority

December to March for peak density, understanding that this is the roughest sea state of the year and the months when the southern crossing is least likely to happen. Karang Makassar in the north-central park works year-round, which is the compromise most divers end up taking.

Why plankton is not the enemy

It is tempting to read low visibility as a bad dive. In the Coral Triangle the relationship is closer to the reverse: the water that reduces visibility is the water feeding a park holding more than 1,000 species of reef fish and over 250 species of coral. Peak manta density in Komodo falls in the plankton-rich months for exactly this reason. Divers who chase visibility numbers alone end up booking the clearest, emptiest weeks.

What visibility does to the dive you booked

Thirty metres of water at Castle Rock means you see the shark line before it reaches you and you can hold a reference on the seamount while hooked in. Twelve metres at the same site means you are hooked into a rock in a grey room, and the sharks appear and vanish at the edge of vision. The site is identical; the experience is not, and that is why the northern pinnacles are effectively a calm-season product.

In the south the calculation inverts. Ten to twenty metres is normal and irrelevant, because the subject is thirty centimetres from your dome port. Photographers who understand this book the south in the upwelling months on purpose and stop treating visibility as a quality score.

The practical planning rule

Pick the zone first, then the month, then the charter length — in that order. A four-day charter reaches the north and central park; six days makes a southern push if weather allows; seven days or more reaches the full park including Manta Alley. Choosing a month before choosing a zone is how divers end up in the south in March, watching the crossing get cancelled.

常见问题

What is the visibility like diving in Komodo?

Fifteen to thirty metres in the northern and central park, and ten to twenty metres in the south where Indian Ocean upwelling brings nutrient-dense water onto the reefs.

What is the water temperature in Komodo?

Twenty-seven to twenty-nine degrees Celsius in the north from November to April and twenty-six to twenty-eight from May to October. The south drops to twenty-one to twenty-five degrees during the June-to-September upwelling.

When is visibility best in Komodo?

April to June and September to November, when the seas are calmest and northern visibility runs toward thirty metres. July and August also have good visibility but are windier in the open straits.

Is December to March a bad time to dive Komodo?

It is the roughest sea state of the year and the southern crossing is often cancelled, but it is also peak manta density because the same monsoon water is plankton-rich. Book it deliberately rather than by accident.

Do I need a thicker wetsuit for southern Komodo?

Yes. A 5 mm suit with a hood and gloves for the June-to-September upwelling, against a 3 mm suit that is adequate all year in the northern and central park.

继续阅读

科莫多洋流解析——潮汐、下行洋流及安全规程
科莫多浮潜指南——九个潜点、能见度及非潜水者可选项目
What gear to bring yourself — what is on board and what is your problem

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