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Koh Kra

3.7 — based on 19 community signals
4.2 12 species 23 contributors

Koh Kra is a year-round Thai dive destination with 12 recorded species observations and active community video documentation.

⭐ Best for intermediate divers.

updated 4 months ago
BleachingRiskShore entryPhotoFriendly

At a glance

Activity
dive
Best months
Year-round
Marine life
Nudibranch

Top operators here

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Map

This spot Operators POIs Airport Nearby spots
Koh Kra location map © Google · Map data © Google, contributors
Open in Google Maps

Conditions today

Conditions

Open-Meteo
Wind
6.7 kn
Wave
1.16 m
Water
30.7°C
N E S W
Wind direction (7d)
Primary: W (22%)
Now: WNW (284°)
Tide (7 days)
range: 2.08m

Today: High 02:00 (+1.03m), Low 09:00 (+0.22m)

+1.6 m0 m-0.5 m
▲ 02:00 · +1.03m ▼ 09:00 · +0.22m ▲ 14:00 · +0.69m ▼ 21:00 · +0.31m Now +1.0m
Sat 19Sun 20Mon 21Tue 22Wed 23Thu 24Fri 25
UV7.85 · high Air PM2.56 · good 06:13 18:20
Day Wind Wave UV Rain
09-19 13.4 1.26 8 8mm
09-20 10.9 0.92 6 25mm
09-21 9.3 0.7 9 8mm
09-22 5.1 0.58 9 14mm
09-23 4.1 0.5 8 6mm
09-24 6.6 0.46 3 1mm
09-25 7.3 0.46 7 1mm
⚠ Coral bleaching: Watch — favorable conditions
DHW: 2.9°C-weeks · NOAA Coral Reef Watch

About this spot

Koh Kra sits in Thai waters as an accessible dive location for divers seeking year-round exploration. The site benefits from documented species observations and community engagement, with three videos available showing what to expect underwater. While specific depth and visibility data aren't standardized here, the presence of species records indicates healthy marine activity worth investigating. The island operates outside marine protected area restrictions, giving divers straightforward access. Current coral bleaching monitoring suggests the site warrants attention—planning trips during optimal visibility windows and checking recent community reports before booking remains smart practice. Divers planning visits should connect with local operators familiar with seasonal conditions and current underwater conditions. The three community videos provide real footage of the site, offering honest previews of what you'll encounter. Water conditions and marine life can shift seasonally, so local knowledge matters more than generalized guides.

📖 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

Nudibranch

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 · 48%
  • GPS
Sustainability disclosures
🌍 CO2 footprint LHR ↔ 10113km · ~2326kg · €42

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

What's the best time to dive Koh Kra?

Koh Kra is diveable year-round, but booking before your trip and checking recent community reports helps you hit optimal visibility windows. Local operators can advise on seasonal shifts affecting conditions.

What depth and difficulty level should I expect?

Specific depth and difficulty ratings aren't standardized for Koh Kra. Contact local dive operators for current site conditions and recommendations on experience level before booking.

What marine life can I see?

Twelve species observations have been recorded at Koh Kra. Check the community videos and local operator feedback for current sightings, as marine life varies seasonally.

Do I need permits to dive Koh Kra?

Koh Kra sits outside marine protected areas, simplifying access. Standard Thai diving regulations apply—work with established local operators to confirm current requirements.

Operators near this spot

Dive centres, kite & surf schools within 10 km, sourced from OpenStreetMap.

Adang Sea Divers

0.6 km
Dive centre

Lotus Dive

0.8 km
Dive centre

Castaway Divers

0.8 km
Dive centre

blue sea pro

1 km
Dive centre

Ko Lipe Diving School

1.1 km
Dive centre
Hours: Mo-Su 08:00-20:00

Tarutao

1.2 km
Dive centre

Recently spotted by divers

iNaturalist →

Verified marine species observations

2 records · 1 species · sources: OBIS, GBIF

Austruca annulipes

Malacostraca · Ocypodidae
GBIF
Last seen:
21 Feb 2026
×2records

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.

neverdry at Koh Tao - Koh Kra - Losin with MV Tapana [25-30 Sept 15]

neverdry (Thailand)
💬 2 top comments
  • Great video!

    @holmbergius · 👍 0
  • Superb!!! ^^

    @wellovtheeggheadmoluccanco895 · 👍 0

koh Kra reef

Alberto Nicolis

Koh Losin, Koh Krah and Hin Bai 2012

Michael Newman
wind peaks Jan-Feb-Dec, calmest Oct-Apr-Jun, 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 (98/100) NOAA MODIS Aqua · 5y mean

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