Conditions referenceSeason, water and visibilityBest Nov–Apr · Moderate current · 28–30.5°C (coldest Jan, warmest Apr)
- Current
- Moderate
- Water temperature
- 28–30.5°C (coldest Jan, warmest Apr)
- Visibility
- 8–30m: Racha Noi is often clearer than busy inshore sites; rain, plankton and swell can reduce visibility.
- Experience
- Racha Yai has Open Water sites.
01 · Marine life
What you may see
Sightings are never guaranteed. The bars show typical likelihood by month.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible in suitable habitat; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible in suitable habitat; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible in suitable habitat; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | rare |
| February | rare |
| March | rare |
| April | rare |
| May | rare |
| June | rare |
| July | rare |
| August | rare |
| September | rare |
| October | rare |
| November | rare |
| December | rare |
Possible in suitable habitat; no unsupported monthly peak is applied.
02 · Dive sites
Dive sites worth knowing
A starting point, not a ranking. Conditions decide what works on the day.
Banana Bay, Racha Noi
Banana Bay, Racha Noi: Granite boulders.
5–30m · Moderate current
Harruby Wreck
Harruby Wreck: Artificial wreck.
15–24m · Mild current
Bay 1, Racha Yai
Bay 1, Racha Yai: Sheltered bay.
3–20m · Mild current
See all 4 dive sites
03 · LogisticsGetting there and costsModerate. Fly to HKT. Typical trip $.
Route overview
Moderate
Reachable but with some friction: a 2h boat crossing.
Airport options
HKT
Phuket International Airport
About 45–90 minutes by road to Chalong pier, depending on traffic
Typical trip cost
$
under $2,000
Per person, excluding international flights.
- Current advertised day boats are about THB 3,600 for two dives at Racha Yai and THB 4,000–4,200 for three dives at Racha Noi and Yai.
- Equipment is commonly another THB 300–600.