Best time to dive Triton Bay
Main season October to April; two short wet seasons (November–December and July–August). Visibility is often modest (5–20 m) from plankton and run-off, which feeds the famous soft corals.
Peak season: November–April
Book a Triton Bay LiveaboardUpcoming departures on DivebookerOverall diving, month by month
Balanced scoring · forecasts include the 2026/27 El Niño outlook
Confidence: Nov low · Dec low · Jan low · Feb low · Mar low · Apr low · May low · Jun low · Jul low · Aug low · Sep low · Oct low · Nov low · Dec low
What's good when
Each attribute scored 0–10 for every month
| Nov2026 | Dec | Jan2027 | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pelagic & big animals | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 6 | 7 | 8 | 8 |
| Macro life | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Coral & reef health | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Visibility | 5 | 5 | 5 | 5 | 6 | 6 | 5 | 5 | 3 | 3 | 5 | 5 | 5 | 5 |
| Water temperature | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 10 | 10 |
| Weather & sea state | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 6 | 8 | 7 | 7 |
| Operations & access | 9 | 9 | 9 | 9 | 9 | 8 | 6 | 4 | 3 | 3 | 4 | 8 | 9 | 9 |
Climate outlook
How this year's forecast differs from a typical year
- Weather & sea state +1 · El Niño makes the wet season drier (Nov 2026 – April 2027)
- Water temperature -0.8 °C · Indonesian seas run cooler during El Niño (Nov 2026 – April 2027)
- Coral & reef health -1 · El Niño sea-level drop and heat stress damage shallow reefs (Nov 2026 – December 2027)
Water temperature & visibility
| Month | Water | Visibility |
|---|---|---|
| November 2026 | 27.8 °C (82 °F) | 10–15 m |
| December 2026 | 28.2 °C (83 °F) | 10–15 m |
| January 2027 | 28.3 °C (83 °F) | 10–15 m |
| February 2027 | 28.4 °C (83 °F) | 10–15 m |
| March 2027 | 28.6 °C (83 °F) | 10–20 m |
| April 2027 | 28.7 °C (84 °F) | 10–20 m |
| May 2027 | 28.3 °C (83 °F) | 10–15 m |
| June 2027 | 27.4 °C (81 °F) | 8–15 m |
| July 2027 | 26.5 °C (80 °F) | 5–12 m |
| August 2027 | 26.1 °C (79 °F) | 5–12 m |
| September 2027 | 26.6 °C (80 °F) | 8–15 m |
| October 2027 | 27.7 °C (82 °F) | 10–15 m |
| November 2027 | 28.7 °C (84 °F) | 10–15 m |
| December 2027 | 29.2 °C (85 °F) | 10–15 m |
Marine life calendar
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| whale shark | Peak | Peak | Peak | Peak | ● | ● | Peak | Peak | ||||
| triton walking shark | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● |
| frogfish | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● |
Peak = best odds · ● = regularly seen · blank = unlikely. Calendar months, every year.
About the diving
- Difficulty
- Intermediate
- Current strength
- 3 / 5
- Luxury level
- 4 / 5
- Typical depth
- 5–30 m
- Max depth of interest
- 35 m
- Dive styles
- Liveaboard, Resort
- Suggested certification
- Advanced Open Water
- Nearest airport
- KNG
- Snorkelling
- Good
- Known for
- whale shark, triton walking shark, frogfish, soft corals
Famous sites: Larry's Heaven · Little Komodo · Aquarium · Christmas Rock
Season notes & sources
- Main season October to April; two short wet seasons (November–December and July–August). Visibility is often modest (5–20 m) from plankton and run-off, which feeds the famous soft corals.
- Whale sharks visit fishing platforms (bagans), mostly November–April; encounters aren't guaranteed.