# Koh Yang South, Thailand: what it is and when to go

> Koh Yang South is a dive site (เกาะยางใต้) in Thailand. Interests: Diving. The best time to visit is November to February. There are about 12 h 23 of daylight all year round: this close to the equator the days barely change. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip.

- Address: https://kokai.app/en/paises/asia/tailandia/koh-yang-south/
- Reviewed on: 2026-10-08
- Language: en

## In a nutshell

- **What it is:** Dive site · Diving
- **Local name:** เกาะยางใต้
- **Where:** Thailand
- **Best time:** November to February.
- **Nearest airport:** KBV Krabi, 176 km as the crow flies
- **Coordinates:** 6.54041, 99.26085

## What it is and where

Koh Yang South is a dive site (เกาะยางใต้) in Thailand.

Its coordinates are 6.54041, 99.26085; the nearest main airport is Krabi International Airport (KBV, Krabi), 176 km as the crow flies. How to get around Thailand (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/tailandia/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=6.540405%2C99.260845)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=6.540405%2C99.260845)

It is one of the [Diving](https://kokai.app/en/paises/asia/tailandia/submarinismo/) places in Thailand. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap.

## When to go

The best time to visit Koh Yang South is **November to February**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Best time | 11 h 40 |
| February | Best time | 11 h 48 |
| March | Possible | 11 h 57 |
| April | Better not | 12 h 09 |
| May | Possible | 12 h 18 |
| June | Possible | 12 h 23 |
| July | Possible | 12 h 21 |
| August | Possible | 12 h 13 |
| September | Possible | 12 h 02 |
| October | Possible | 11 h 51 |
| November | Best time | 11 h 42 |
| December | Best time | 11 h 37 |

There are about 12 h 23 of daylight all year round: this close to the equator the days barely change. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather.

When to go to Thailand in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/tailandia/#cuando-ir).

## Before you go to Thailand

To enter Thailand there are 9 things to sort out before you leave, starting with “Passport valid for six months and an onward ticket”: they are all, with their deadlines, in [the Thailand checklist](https://kokai.app/en/paises/asia/tailandia/#antes-de-salir). Currency: Thai baht (THB); plugs: Type A, B and C · 220 V · 50 Hz (the two flat-pin plug; a universal adapter covers everything); emergencies: 191 police · 1669 ambulance · 1155 tourist police.

In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it.

## What is nearby

- [Koh Yang North](https://kokai.app/en/paises/asia/tailandia/koh-yang-north/): Dive site · 655 m
- [Pattaya Beach](https://kokai.app/en/paises/asia/tailandia/pattaya-beach/): Beach in Ko Lipe, Thailand · 7.6 km
- [Ko Usen](https://kokai.app/en/paises/asia/tailandia/ko-usen/): Dive site · 8.6 km
- [Tarutao National Park](https://kokai.app/en/paises/asia/tailandia/tarutao-national-park/): Marine national park of Thailand · 21 km
- [Mu Ko Phetra National Park](https://kokai.app/en/paises/asia/tailandia/mu-ko-phetra-national-park/): National park of Thailand · 59 km

Distances are as the crow flies. Everything else is in [the Thailand guide](https://kokai.app/en/paises/asia/tailandia/).

## More in Thailand: Diving

- [Richelieu Rock](https://kokai.app/en/paises/asia/tailandia/richelieu-rock/): dive site in Thailand in the Andaman Sea
- [Ao Hin Ngam](https://kokai.app/en/paises/asia/tailandia/ao-hin-ngam/): bay in Surat Thani province, Thailand
- [Ao Luek](https://kokai.app/en/paises/asia/tailandia/ao-luek/): bay in Surat Thani province, Thailand
- [Ao Tanot](https://kokai.app/en/paises/asia/tailandia/ao-tanot/): bay in Surat Thani, Thailand
- [Mango Bay](https://kokai.app/en/paises/asia/tailandia/mango-bay/): bay in Surat Thani, Thailand
- [Anemone Reef](https://kokai.app/en/paises/asia/tailandia/anemone-reef/): Reef

Every Thailand place under Diving, each with its season, is on [its page](https://kokai.app/en/paises/asia/tailandia/submarinismo/).

## Frequently asked questions

### What is Koh Yang South?

It is a dive site (เกาะยางใต้ in the local language) in Thailand.

### When is the best time to visit Koh Yang South?

November to February. There are about 12 h 23 of daylight all year round: this close to the equator the days barely change.

### How do you get to Koh Yang South?

The nearest main airport is Krabi International Airport (KBV), 176 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=6.540405%2C99.260845) opens the route on the map, and how to get around Thailand is explained in [its country guide](https://kokai.app/en/paises/asia/tailandia/#moverse).

### How do I add it to my trip?

With one tap. In Kokai it is already on the Thailand map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby.

### What else is around here?

Nearby you have [Koh Yang North](https://kokai.app/en/paises/asia/tailandia/koh-yang-north/), [Pattaya Beach](https://kokai.app/en/paises/asia/tailandia/pattaya-beach/), [Ko Usen](https://kokai.app/en/paises/asia/tailandia/ko-usen/). The rest is in [the Thailand guide](https://kokai.app/en/paises/asia/tailandia/).

Data from [OpenStreetMap](https://www.openstreetmap.org/node/4826766099), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).