# Doi San Yao, Thailand: what it is and when to go

> Doi San Yao is a mountain in Chiang Mai, Thailand (ดอยสันยาว), at 1,415 m above sea level. Interests: Nature and Mountains. The best time to visit is November to February. In June there are 13 h 08 of daylight, and in December, 10 h 51. It has an article in one Wikipedia, so it is not one of the busiest places in Thailand: one to enjoy at a calmer pace. 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/doi-san-yao/
- Reviewed on: 2026-10-08
- Language: en

## In a nutshell

- **What it is:** Mountain in Chiang Mai, Thailand · Nature, Mountains
- **Local name:** ดอยสันยาว
- **Where:** Thailand
- **Elevation:** 1,415 m
- **Best time:** November to February.
- **Nearest airport:** CNX Chiang Mai, 54 km as the crow flies
- **Coordinates:** 19.04967, 99.38246

## What it is and where

Doi San Yao is a mountain in Chiang Mai, Thailand (ดอยสันยาว), at 1,415 m above sea level. It has an article in one Wikipedia, so it is not one of the busiest places in Thailand: one to enjoy at a calmer pace.

Its coordinates are 19.04967, 99.38246; the nearest main airport is Chiang Mai International Airport (CNX, Chiang Mai), 54 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=19.049671%2C99.382455)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=19.049671%2C99.382455)

It is one of the [Nature](https://kokai.app/en/paises/asia/tailandia/naturaleza/) and [Mountains](https://kokai.app/en/paises/asia/tailandia/montana/) 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 Doi San Yao is **November to February**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Best time | 10 h 58 |
| February | Best time | 11 h 23 |
| March | Possible | 11 h 52 |
| April | Better not | 12 h 26 |
| May | Possible | 12 h 54 |
| June | Possible | 13 h 08 |
| July | Possible | 13 h 03 |
| August | Possible | 12 h 39 |
| September | Possible | 12 h 06 |
| October | Possible | 11 h 33 |
| November | Best time | 11 h 05 |
| December | Best time | 10 h 51 |

In June there are 13 h 08 of daylight, and in December, 10 h 51. 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.

| What you come for | Best time | Possible |
| --- | --- | --- |
| Nature | November to February | March and May to October |
| Mountains | November to February | March and May to October |

It is not the same trip whatever you come for: Doi San Yao has a different season depending on what you want to do here, and [Kokai](https://kokai.app/en/) puts it in the right month for you.

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

- [Doi Mae Tho](https://kokai.app/en/paises/asia/tailandia/doi-mae-tho/): Mountain in Thailand; GeoNames ID = 1116793 · 5.8 km
- [Doi Lang Ka](https://kokai.app/en/paises/asia/tailandia/doi-lanka-luang/): Mountain in Thailand · 5.8 km
- [Khun Chae National Park](https://kokai.app/en/paises/asia/tailandia/khun-chae-national-park/): National park in Chiang Rai Province, Thailand · 8.9 km
- [Doi Pha Ngom](https://kokai.app/en/paises/asia/tailandia/doi-pha-ngom/): Mountain in Thailand · 15 km
- [Nam Tok Chae Son](https://kokai.app/en/paises/asia/tailandia/chae-son-waterfall/): Nature · 25 km

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

## More in Thailand: Nature

- [Golden Triangle](https://kokai.app/en/paises/asia/tailandia/golden-triangle/): opium-producing region in northeastern Myanmar, northwestern Thailand and northern Laos
- [Khao Yai National Park](https://kokai.app/en/paises/asia/tailandia/khao-yai-national-park/): nature reserve in Thailand
- [Doi Inthanon](https://kokai.app/en/paises/asia/tailandia/doi-inthanon/): highest mountain of Thailand
- [Sukhothai Historical Park](https://kokai.app/en/paises/asia/tailandia/sukhothai-historical-park/): ruins of Sukhothai, literally "Dawn of Happiness", capital of the Sukhothai Kingdom in the 13th and 14th centuries, located near the modern city of Sukhothai, in what is now Northern Thailand
- [Kaeng Krachan National Park](https://kokai.app/en/paises/asia/tailandia/parque-nacional-kaeng-krachan/): national park in Thailand
- [Phang Nga Bay](https://kokai.app/en/paises/asia/tailandia/phang-nga-bay/): large bay of Thailand

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

## Frequently asked questions

### What is Doi San Yao?

It is a mountain in Chiang Mai, Thailand (ดอยสันยาว in the local language). It has an article in one Wikipedia, so it is not one of the busiest places in Thailand: one to enjoy at a calmer pace.

### When is the best time to visit Doi San Yao?

November to February. In June there are 13 h 08 of daylight, and in December, 10 h 51.

### How do you get to Doi San Yao?

The nearest main airport is Chiang Mai International Airport (CNX), 54 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=19.049671%2C99.382455) 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 [Doi Mae Tho](https://kokai.app/en/paises/asia/tailandia/doi-mae-tho/), [Doi Lang Ka](https://kokai.app/en/paises/asia/tailandia/doi-lanka-luang/), [Khun Chae National Park](https://kokai.app/en/paises/asia/tailandia/khun-chae-national-park/). The rest is in [the Thailand guide](https://kokai.app/en/paises/asia/tailandia/).

Data from [OpenStreetMap](https://www.openstreetmap.org/node/8403723106), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q31668687), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).