Scuba Diving at Tanote Bay

Diving atTanote Bay (Thailand)

Divers seeking an approachable and relaxing underwater experience will find Tanote Bay on Koh Tao an excellent choice. Its accessible shore diving makes it ideal for those undergoing initial dive training or divers keen to refine their skills. Both novice and experienced enthusiasts can appreciate the site's calm demeanor and inviting depths, ensuring a comfortable entry into the island's vibrant marine world. This bay provides a straightforward and enjoyable setting for underwater exploration.

As evening covers Tanote Bay, the local air temperature is measured at 28.5°C. The current wave height at the surface is recorded at 0.1 m. These late-day readings characterize the surface conditions for the night.

Dive Site Location & Key Facts

Everything you need to know about this dive site.

Coordinates10.0834, 99.8492
Site Characteristics
Ocean
Max Depth18m / 59ft
Entry Typeboat
Water Typesalt
Dive Types
PinnacleReef

Dive Site Overview

Tanote Bay, positioned one kilometer south of Laem Thian, occupies a naturally sheltered area, establishing itself as a convenient and rewarding dive site. A gentle reef slope defines the main topography, gradually descending to a maximum depth of 18 m (59 ft) and accommodating a wide range of diver certifications.

Throughout the site, divers encounter healthy coral formations supporting diverse marine life, providing abundant opportunities for detailed observation and exploration. Moving further southeast from a distinctive cluster of rock formations, a local wreck adds an intriguing dimension to the experience. This sunken catamaran rests on a sandy bottom, attracting a different set of creatures and offering unique photographic subjects.

Proximity to shore makes the bay particularly appealing for flexible dive planning, eliminating reliance on boat schedules.

Additionally, the clear waters and strong macro potential mean it's a favored spot for underwater photography, where tiny pipefish to cleaner shrimp become focal points. Its ease of access, paired with varied underwater topography including the wreck, solidifies Tanote Bay as a well-rounded destination for those exploring Koh Tao's underwater realm.

Tanote Bay

Conditions are Good

7/10
Confidence: 8/10
Indicates meteorological model agreement and data availability.

Best Dive Window

Optimal conditions expected

06:12
18:45
H: 10:45
L: 16:20
Air / Sea Temp
28° / 30°
Wave Height
0.4 m
Wind Speed
25 km/h SW
Rain Chance
100%

Current conditions near Tanote Bay show 28° air, 30° sea temperature, 0.4 m waves, and 25 km/h wind. Forecast data is refreshed regularly to ensure accuracy.

Radius: ~12km
Updated: Jun 12, 2026, 07:36 local time
MARINE: OPEN-METEOWEATHER: YR.NO

Best Time to Dive

Tanote Bay remains a viable dive destination throughout the year, but conditions generally favor the spring months for optimal experience. March and April consistently offer excellent dive scores, characterized by notably calm seas with average wave heights around 0.3 to 0.5 m (1.0 to 1.6 ft). During this period, rainfall is minimal, typically ranging from 0.99 to 1.64 mm (0.04 to 0.06 inches) per month. Air temperatures are also pleasantly warm, averaging between 28.5°C and 29.5°C (85°F)and 84.9°F), contributing to comfortable surface intervals. While the bay is protected and accessible year-round, these specific months present the most stable and enjoyable diving conditions.

PEAK SEASON SCORE

89/100
Very Good

Scores combine air & water temps, waves, wind & rainfall for overall conditions.


BEST MONTHS TO DIVE

MAR
APR
MAY
DIVE SCORE
(0–100)
82
JAN
86
FEB
88
MAR
91
APR
87
MAY
80
JUN
78
JUL
81
AUG
79
SEP
84
OCT
72
NOV
75
DEC
AIR TEMP (°C)
27
28
28
29
30
29
28
28
28
28
28
27
WAVES (M)
0.7
0.5
0.5
0.3
0.4
0.6
0.6
0.5
0.6
0.4
0.8
0.8
WIND (KM/H)
25
23
23
21
23
29
29
28
28
22
27
26
RAIN (MM)
0.8
2.1
1.0
1.6
5.5
4.7
5.9
4.7
6.2
9.1
9.4
4.9
DIVE SCORE GUIDE (0–100)
Excellent (90–100)
Very Good (80–89)
Good (70–79)
Moderate (50–69)
Poor (30–49)
Not Recommended (0–29)

Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.

Dive Experience & Conditions

Currents within Tanote Bay are typically light to non-existent, providing a very relaxed diving environment. Divers can expect outstanding visibility, frequently exceeding 20 m (65 ft), which enhances the experience of exploring the reef. The site's gentle slope descends to a recreational maximum depth, with the general diving depth ranging from 10 m to 25 m (33 ft to 82 ft). Such serene conditions make it an ideal location for skill development and underwater photography. Despite the absence of specific water temperature data, the tropical climate ensures comfortably warm waters, allowing for extended bottom times without thermal discomfort. Shore entry and exit are straightforward, adding to the site's overall accessibility and ease.

Dive Difficulty & Safety Guidelines

Approaching Tanote Bay requires standard recreational diving practices, though its protected nature simplifies some considerations. Always dive within your certification limits and consider engaging with local dive instructors, especially if unfamiliar with the site; they are well-versed in showcasing its features safely. Maintaining neutral buoyancy helps protect the healthy reef and its delicate coral structures. Divers should also practice responsible interaction with marine life, observing without contact. Given its status as a popular training ground, being aware of other divers and their activities is always a good practice. No specific hazards are consistently reported for this site, underscoring its reputation as a generally safe and enjoyable location.

Recommended Equipment

  • Dive Computer
  • DSMB

This gear list is based on verified equipment signals for Tanote Bay, Thailand. Always confirm final gear choices with your dive operator, guide, or liveaboard.

Recommended Dive Suit

Divers planning deeper dives may feel cooler than those staying in shallower areas.

Many divers find that dive skin or rash guard offers a comfortable balance between warmth and mobility. Conditions in the coming days are expected to stay within a similar temperature range.

Divers heading to Tanote Bay today should expect water temperatures around 30°C (87°F). Surface air temperatures are resting at 28°C (83°F).

Tanote Bay conditions last reviewed: 07:36 local time (UTC+7), Jun 12, 2026

Due to technical issues with our weather providers, data hasn't been fetched for over 48 hours. The data above reflects the conditions at the time of the last successful fetch.

Emergency & Medical Support

Essential information to help you plan your dive trip to Tanote Bay.

Hyperbaric Chamber

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.

Before diving, it's recommended to:

  • confirm nearest medical facilities
  • check emergency procedures with local dive operators
  • ensure dive insurance covers evacuation if required
24/7 Available

Divers Alert Network

Diving emergency assistance available through DAN World.

+1-919-684-9111
  • 24/7 emergency hotline
  • Diving medical assistance
  • Evacuation coordination
View official DAN emergency contacts

Emergency contacts are provided for reference. Always verify local emergency services before diving.

Marine Life at Tanote Bay

The vibrant reef at Tanote Bay hosts an interesting array of marine creatures. Divers frequently encounter Angel Fish, Butterfly Fish, and various Reef Fish navigating the coral formations. Bottom dwellers like Blue Spotted Rays and Groupers are often observed, alongside occasional Turtles. For those with a keen eye for macro life, the site is a rewarding area to search for Pipefish, Cleaner Shrimp, and Spider Crabs. Patient observers might even spot a Jenkins Whipray resting on the sandy bottom beneath the sunken catamaran, adding to the diversity of this lively ecosystem.

Image contributors:Yellow.Cat, Georgina Jones
Want to contribute photos or local dive knowledge? Learn how to contribute

Dive Centers Near Tanote Bay

Pura Vida Diving
2.6 km away

Pura Vida Diving

5| 3035 reviews
Today: 09:00 - 19:00
Sun09:00 - 19:00
Mon09:00 - 19:00
Tue09:00 - 19:00
Wed09:00 - 19:00
Thu09:00 - 19:00
Fri09:00 - 19:00
Sat09:00 - 19:00
Scuba Birds Diving Center

Scuba Birds Diving Center

4.9| 2485 reviews
2.9 km
Mojo Diver

Mojo Diver

4.9| 678 reviews
3.2 km
Koh Chang Divers

Koh Chang Divers

4.9| 370 reviews
3.1 km

Nearest Airports

Nearest airports to help plan travel to this dive area.

Samui International AirportUSM
64 km
Chumphon AirportCJM
88 km
Surat Thani AirportURT
131 km
💵Currency:THB

Search Flights

Check available flights and routes on Expedia, using the nearby airports listed in this section.

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Frequently Asked Questions

What is the typical depth range for diving at Tanote Bay?

Tanote Bay features a gentle slope, with typical diving depths ranging from 10 m to 25 m (33 ft to 82 ft). The local wreck, a sunken catamaran, is found closer to the site's maximum depth.

Are there strong currents at Tanote Bay?

No, Tanote Bay is known for its light to non-existent currents, making it an easy and relaxing dive site. This sheltered characteristic contributes to excellent visibility and comfortable diving conditions.

Is Tanote Bay suitable for beginner divers?

Absolutely. Tanote Bay's gentle slope, minimal currents, and clear visibility make it an ideal location for dive training and for beginners to gain confidence. Shore access also provides a hassle-free entry point.

What kind of marine life can be seen at Tanote Bay?

The bay is home to a diverse ecosystem, including Angel Fish, Butterfly Fish, Groupers, and Blue Spotted Rays. Macro enthusiasts can look for Pipefish, Cleaner Shrimp, and Spider Crabs, and lucky divers might spot a Jenkins Whipray or a Turtle.

Can I dive Tanote Bay year-round?

Yes, diving at Tanote Bay is possible throughout the year. However, the months of March and April often present the best conditions, with calm seas, minimal rain, and excellent dive scores.

Is Tanote Bay accessible for shore diving?

Yes, Tanote Bay is one of Koh Tao's prime shore diving locations. This direct access from the beach offers great flexibility for timing dives and provides a convenient experience without needing a boat.

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