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📷 Debal Das · Pexels

หินใบ

3.4 — based on 13 community signals
4.2 12 species 19 contributors

Granite boulder formations off Thailand's coast with year-round diving access and documented marine biodiversity across 12 species observations.

⭐ Best for beginners.

updated 4 months ago
Difficulty
Beginner
BleachingRiskShore entryFamily-friendly

At a glance

Activity
dive
Difficulty
beginner
Best months
Year-round
Marine life
Whale shark

Map

This spot Airport Nearby spots
หินใบ location map © Google · Map data © Google, contributors
Open in Google Maps

Conditions today

Conditions

Open-Meteo
Wind
11.7 kn
Wave
0.28 m
Water
29.6°C
N E S W
Wind direction (7d)
Primary: WNW (36%)
Now: SW (226°)
Tide (7 days)
range: 1.23m

Next: Low at 06:00 (+0.31m)

+1.5 m+0.2 m
▼ 06:00 · +0.31m ▲ 15:00 · +1.46m ▼ 06:00 · +0.33m ▲ 16:00 · +1.44m
Sat 19Sun 20Mon 21Tue 22Wed 23Thu 24Fri 25
UV3.5 · mod Air PM2.52 · good 06:09 18:18
Day Wind Wave UV Rain
09-19 14.6 0.4 4 14mm
09-20 9.4 0.2 7 18mm
09-21 7.6 0.08 7 7mm
09-22 8.6 0.06 9 5mm
09-23 11.7 0.22 8 6mm
09-24 10.8 0.36 3 0mm
09-25 13.3 0.54 4 6mm
⚠ Coral bleaching: Watch — favorable conditions

About this spot

หินใบ offers granite boulder diving in Thai waters, accessible throughout the year. The site features natural rock formations that create varied underwater topography for exploration. With 12 recorded species observations from the dive community, the spot hosts a mix of reef fish and other marine life typical of Thailand's coastal waters. Diving here does not require special permits or protected area authorization, making entry straightforward for visiting divers. Local conditions remain largely unknown in published databases—visibility, depth, and water temperature data have not been standardized in regional records. This makes หินใบ suitable for divers with basic experience seeking lesser-known terrain. Community video documentation (3 recorded uploads) provides real-world reference for what to expect underwater. Current coral monitoring flags this area as watch-status for bleaching risk, consistent with broader Thai reef conditions. The granite geology and year-round accessibility make it a flexible option for dive planning in the region.

📖 Guide: Diving in Thailand: 73 Sites from Whale Sharks to Shallow Reefs

Best months

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Marine life

Whale shark

Dive types

Reef

Trip essentials

Everything you need before you pack — checklist, sun, logistics.

Trip checklist

  • 🛂 Visa-free or visa-on-arrival
  • 📜 C-card + dive insurance (DAN)
  • 📔 Dive logbook
  • 🧴 Reef-safe sunscreen SPF 50+
  • 🔌 Plug type A/B/C · 220V adapter
  • 💊 Seasickness meds + ear drops
  • 📱 Offline maps + emergency contact

Quick facts

  • 🌓 Moon First quarter · 47%
  • GPS
Sustainability disclosures
🌍 CO2 footprint LHR ↔ 9855km · ~2267kg · €41

From your departure country

United States
Origin score: 54/100
  • Visa: Visa on arrival · 30 days max
  • Flight: 11h · direct
  • Jet-lag: 12h east · 8 days recovery

FAQ

Can I dive หินใบ year-round?

Yes. The site is accessible throughout the year with no seasonal closure. Local sea conditions vary by monsoon patterns—check current weather and marine forecasts before booking.

What depth and difficulty rating should I expect?

Specific depth and difficulty data are not documented in available records. Scout local dive operators for current site details and conditions before your visit.

What marine life will I see?

Twelve species observations are recorded at หินใบ, representing typical reef fish and marine fauna of Thai coastal waters. Exact species and encounter frequency vary seasonally.

Do I need permits or clearance to dive here?

No. หินใบ is not inside a marine protected area, so standard tourist diving authorization applies. Confirm local requirements with your operator.

Recently spotted by divers

iNaturalist →

Verified marine species observations

50 records · 30 species · sources: OBIS, GBIF

Holothuria atra

Holothuroidea · Holothuriidae
GBIF
Last seen:
22 Feb 2026
×1records

Plakobranchus ocellatus

Gastropoda · Plakobranchidae
GBIF
Last seen:
21 Feb 2026
×1records

Sarika siamensis

Gastropoda · Ariophantidae
GBIF
Last seen:
15 Feb 2026
×1records

Taeniura lymma

Elasmobranchii · Dasyatidae
GBIF
Last seen:
30 Jan 2026
×1records

Lepas anserifera

Maxillopoda · Lepadidae
GBIF
Last seen:
24 Jan 2026
×2records

Tridacna squamosa

Bivalvia · Cardiidae
GBIF
Last seen:
16 Jan 2026
×1records

Quantanthura andamanensis

Malacostraca · Anthuridae
OBIS
Last seen:
3 Dec 1994
×1records

Pirenella cingulata

Gastropoda · Potamididae
OBIS
Last seen:
10 Oct 1988
×1records

Malleus albus

Common Hammer Oyster
Bivalvia · Malleidae
OBIS
Last seen:
10 Oct 1988
×1records

Umbonium vestiarium

Gastropoda · Trochidae
OBIS
Last seen:
10 Oct 1988
×1records

Latona cuneata

Cuneate Wedge Shell
Bivalvia · Donacidae
OBIS
Last seen:
10 Oct 1988
×1records

Arakawania musiva

Gastropoda · Muricidae
OBIS
Last seen:
10 Oct 1988
×1records

Data: 187,991 observations from OBIS (Ocean Biodiversity Information System) and GBIF (Global Biodiversity Information Facility). CC-BY 4.0.

See this spot in action

YouTube videos — click to play.

Let's dive at Sail Rock | ไปดำน้ำที่หินใบกัน

Winnie Phikulthong

Sail Rock trip By Coral Grand Divers (หินใบ)

Coral Grand Divers - PADI 5-Star IDC Dive Center
💬 1 top comments
  • เขิลตัวเองมากครับ.55555

    @Kaowoat5585 · 👍 0

ฟรีไดฟ์ที่หินใบเกาะเต่า Freedive Sail rock Koh Tao Thailand (2)

Nicole. Aloha
wind peaks Jul-Sep-Aug, calmest Oct-Mar-Apr, dry Jan-Dec.

5-year monthly climate

60 samples
0 5 10 15 20 25 JFMAMJJASOND
p25–p75 range Median Wind (kn) Air (°C)
Visibility (month-by-month)
Best: Jul (100/100) Worst: Jan (0/100) Now: Sep (100/100) NOAA MODIS Aqua · 5y mean

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