Similan Islands Thailand fishing forecast
Similan Islands Thailand is a saltwater fishing spot in Phang Nga Thailand, Thailand. Anglers here target Wahoo, Yellowfin Tuna, Indo-Pacific Sailfish, Giant Trevally. The most productive months are typically November, December, January, February, March, April.
Current conditions
| Sea surface temp | 30.0 °C |
|---|---|
| Wind | 19 km/h from WSW |
| Wave height | 0.9 m at 4 s |
| Current | 0.25 m/s toward SSE |
| Pressure | 1012 hPa |
| Depth | 16 m |
| Cloud cover | 100% |
Last updated Jul 22, 2026 (UTC). Conditions refresh through the day.
What the score means at Similan Islands Thailand
Similan Islands Thailand currently scores 86 out of 100 (Good). Water temperature is 30.0 °C. 8 forecast signals are active in this score. As a rough guide, a score above ~65 reflects conditions experienced anglers would typically fish; below ~45, consider waiting for a better window or targeting different species. The score blends live weather and ocean signals and can change through the day.
Bite windows
Best months for Similan Islands Thailand:
About this spot
Open coastal saltwater — conditions and safety depend heavily on the live wind, wave, and tide forecast, so check them before you head out.
Approximate bottom depth: 16 m Depth is GEBCO-derived bathymetry, approximate only — not a nautical chart. Do not use for navigation or anchoring.
What you can catch
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Acanthocybium solandri
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Thunnus albacares
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Istiophorus platypterus
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Caranx ignobilis
Best months by species at Similan Islands Thailand
| WahooAcanthocybium solandri | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yellowfin TunaThunnus albacares | ||||||||||||
| Indo-Pacific SailfishIstiophorus platypterus | ||||||||||||
| Giant TrevallyCaranx ignobilis |
Months reflect typical catchability by species at this latitude; local seasons and closures apply.
Local regulations
Licensing:
- saltwater-recreational — residents Thailand does NOT require a recreational fishing licence or permit for rod-and-line angling in public waters (for Thai nationals or visitors). However, all fishing is PROHIBITED inside marine national parks, protected/reserved species may never be taken, and area/gear restrictions under the Royal Ordinance on Fisheries B.E. 2558 (2015) may apply. Private fishing parks set their own entry fees and rules., non-residents Visiting anglers do not need a recreational licence for rod fishing in public waters, but the same prohibitions apply: no fishing inside marine national parks (fines apply per person aboard the vessel), and no taking of protected species. Confirm local rules with the Department of Fisheries and, for national-park waters, the Department of National Parks (DNP).
FishRadar regulations are summaries for informational purposes only. Thailand does not require a recreational licence for rod-and-line fishing in public waters, but rules vary by location and can change. ALL fishing is PROHIBITED inside Thailand's marine national parks (administered by the Department of National Parks); fines are charged per person aboard the vessel. Protected and reserved species (whale shark, sawfishes, manta and devil rays, marine turtles, dugong and the wild Mekong giant catfish) may never be taken under the Wildlife Conservation and Protection Act B.E. 2562 (2019). Area and gear restrictions apply under the Royal Ordinance on Fisheries B.E. 2558 (2015). Always verify current rules with the Department of Fisheries (and the Department of National Parks for protected-area waters) before fishing — FishRadar is not a legal source.
Check Similan Islands Thailand before you go
Live scores update through the day. Get the full forecast, bite windows, and your own saved spots in the FishRadar app.
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Nearby spots
Explore 5 more fishing spots within 283 km of Similan Islands Thailand.
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Andaman Coast
Phuket Andaman Sea
Phuket Andaman Thailand
Koh Samui Gulf of Thailand
Koh Samui Gulf of Thailand
Frequently asked questions
What fish can you catch at Similan Islands Thailand?
Anglers at Similan Islands Thailand target Wahoo, Yellowfin Tuna, Indo-Pacific Sailfish and Giant Trevally.
When is the best time to fish Similan Islands Thailand?
The most productive months at Similan Islands Thailand are typically November, December, January, February, March, April.
What is the fishing forecast for Similan Islands Thailand right now?
Similan Islands Thailand currently scores 86 out of 100, based on live ocean and weather conditions — see the full breakdown on this page.
Do you need a licence to fish Similan Islands Thailand?
Fishing at Similan Islands Thailand follows the local rules for Phang Nga Thailand, Thailand. Bag limits, size limits, seasons and licence requirements are summarised in the Local regulations section above, with a link to the official authority.
Fishing guides for this spot
- How to Catch Wahoo: Chasing the Ocean's Fastest SprinterHow to Catch Yellowfin Tuna: Chasing the Blue-Water BrawlerHow to Read Tides for Fishing
Scores and conditions are forecasts for guidance only and can change rapidly. Always check local rules and current conditions, follow all fishing regulations, and prioritise your safety on the water.