# Núi Phja Oắc, Vietnam: what it is and when to go

> Núi Phja Oắc is a summit in Vietnam, at 1,931 m above sea level. Interests: Nature and Mountains. The best time to visit is February to April and October to November, a short season because of the altitude. In June there are 13 h 23 of daylight, and in December, 10 h 37. 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/vietnam/nui-phja-oac/
- Reviewed on: 2026-10-08
- Language: en

## In a nutshell

- **What it is:** Summit · Nature, Mountains
- **Where:** Vietnam
- **Elevation:** 1,931 m
- **Best time:** February to April and October to November.
- **Nearest airport:** HAN Hanoi (Soc Son), 155 km as the crow flies
- **Coordinates:** 22.61534, 105.86359

## What it is and where

Núi Phja Oắc is a summit in Vietnam, at 1,931 m above sea level.

Its coordinates are 22.61534, 105.86359; the nearest main airport is Noi Bai International Airport (HAN, Hanoi (Soc Son)), 155 km as the crow flies. How to get around Vietnam (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/vietnam/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=22.615342%2C105.863595)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=22.615342%2C105.863595)

It is one of the [Nature](https://kokai.app/en/paises/asia/vietnam/naturaleza/) and [Mountains](https://kokai.app/en/paises/asia/vietnam/montana/) places in Vietnam. 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 Núi Phja Oắc is **February to April and October to November**, and the season is short because it sits at 1,931 m: above 1,800 m there is snow until June and it returns in October.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Possible | 10 h 45 |
| February | Best time | 11 h 15 |
| March | Best time | 11 h 51 |
| April | Best time | 12 h 32 |
| May | Possible | 13 h 05 |
| June | Possible | 13 h 23 |
| July | Possible | 13 h 16 |
| August | Possible | 12 h 47 |
| September | Possible | 12 h 07 |
| October | Best time | 11 h 28 |
| November | Best time | 10 h 53 |
| December | Possible | 10 h 37 |

In June there are 13 h 23 of daylight, and in December, 10 h 37. 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 | February to April and October to November | December to January and May to September |
| Mountains | February to April and October to November | December to January and May to September |

It is not the same trip whatever you come for: Núi Phja Oắc 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 Vietnam in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/vietnam/#cuando-ir).

## Before you go to Vietnam

To enter Vietnam there are 9 things to sort out before you leave, starting with “Passport valid for six months”: they are all, with their deadlines, in [the Vietnam checklist](https://kokai.app/en/paises/asia/vietnam/#antes-de-salir). Currency: Vietnamese dong (VND); plugs: Type A, C and F · 220 V · 50 Hz (the Spanish two-pin plug usually works); emergencies: 113 police · 115 ambulance · 114 fire brigade.

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

- [Phja Oac - Phja Den National Park](https://kokai.app/en/paises/asia/vietnam/phja-oac-phja-den-national-park/): National park · 2.8 km
- [Ba Bể National Park](https://kokai.app/en/paises/asia/vietnam/ba-be-national-park/): Reserve in Thái Nguyên Province, Northeast region of Vietnam · 33 km
- [Núi Hoa San](https://kokai.app/en/paises/asia/vietnam/nui-hoa-san/): Mountain in Vietnam · 37 km
- [Angels-Eye Mountain](https://kokai.app/en/paises/asia/vietnam/nui-thung/): Nature · Mountains · 49 km
- [Du Gia - Dong Van Karst Plateau National Park](https://kokai.app/en/paises/asia/vietnam/du-gia-dong-van-karst-plateau-national-park/): National park · 80 km

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

## More in Vietnam: Nature

- [Phong Nha–Kẻ Bàng National Park](https://kokai.app/en/paises/asia/vietnam/parque-nacional-phong-nha-ke-bang/): national park in Vietnam
- [Hang Sơn Đoòng](https://kokai.app/en/paises/asia/vietnam/son-doong-cave/): Largest cave passage in the world, located near the Laos-Vietnam border
- [Hạ Long Bay](https://kokai.app/en/paises/asia/vietnam/bahia-de-ha-long/): UNESCO World Heritage Site in Vietnam
- [Fansipan](https://kokai.app/en/paises/asia/vietnam/fansipan/): mountain in Vietnam
- [Cát Tiên National Park](https://kokai.app/en/paises/asia/vietnam/parque-nacional-cat-tien/): national park in Vietnam
- [Cam Ranh Bay](https://kokai.app/en/paises/asia/vietnam/cam-ranh-bay/): deep-water bay in Khánh Hòa Province, Vietnam

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

## Frequently asked questions

### What is Núi Phja Oắc?

It is a summit in Vietnam.

### When is the best time to visit Núi Phja Oắc?

February to April and October to November, and it is worth checking carefully: at 1,931 m the season is shorter than lower down. In June there are 13 h 23 of daylight, and in December, 10 h 37.

### How do you get to Núi Phja Oắc?

The nearest main airport is Noi Bai International Airport (HAN), 155 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=22.615342%2C105.863595) opens the route on the map, and how to get around Vietnam is explained in [its country guide](https://kokai.app/en/paises/asia/vietnam/#moverse).

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

With one tap. In Kokai it is already on the Vietnam 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 [Phja Oac - Phja Den National Park](https://kokai.app/en/paises/asia/vietnam/phja-oac-phja-den-national-park/), [Ba Bể National Park](https://kokai.app/en/paises/asia/vietnam/ba-be-national-park/), [Núi Hoa San](https://kokai.app/en/paises/asia/vietnam/nui-hoa-san/). The rest is in [the Vietnam guide](https://kokai.app/en/paises/asia/vietnam/).

Data from [OpenStreetMap](https://www.openstreetmap.org/node/4751152169), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q140521243), CC0. More about Núi Phja Oắc on [Wikipedia](https://vi.wikipedia.org/wiki/Phja_O%E1%BA%AFc). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).