# Thumaylah, Oman: what it is and when to go

> Thumaylah is a summit (ثميلة) in Oman. Interests: Nature and Mountains. The best time to visit is November to March. In June there are 13 h 13 of daylight, and in December, 10 h 47. It has an article in one Wikipedia, so it is not one of the busiest places in Oman: 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/africa-y-oriente-medio/oman/thumaylah-thumaylah/
- Reviewed on: 2026-10-12
- Language: en

## In a nutshell

- **What it is:** Summit · Nature, Mountains
- **Local name:** ثميلة
- **Where:** Oman
- **Best time:** November to March.
- **Nearest airport:** DQM Duqm, 90 km as the crow flies
- **Coordinates:** 20.31, 57.7

## What it is and where

Thumaylah is a summit (ثميلة) in Oman. It has an article in one Wikipedia, so it is not one of the busiest places in Oman: one to enjoy at a calmer pace.

Its coordinates are 20.31, 57.7; the nearest main airport is Duqm International Airport (DQM, Duqm), 90 km as the crow flies. How to get around Oman (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/africa-y-oriente-medio/oman/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=20.31%2C57.7)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=20.31%2C57.7)

It is one of the [Nature](https://kokai.app/en/paises/africa-y-oriente-medio/oman/naturaleza/) and [Mountains](https://kokai.app/en/paises/africa-y-oriente-medio/oman/montana/) places in Oman. 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 Thumaylah is **November to March**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Best time | 10 h 54 |
| February | Best time | 11 h 20 |
| March | Best time | 11 h 52 |
| April | Possible | 12 h 28 |
| May | Better not | 12 h 58 |
| June | Better not | 13 h 13 |
| July | Better not | 13 h 07 |
| August | Better not | 12 h 42 |
| September | Better not | 12 h 07 |
| October | Possible | 11 h 31 |
| November | Best time | 11 h 01 |
| December | Best time | 10 h 47 |

In June there are 13 h 13 of daylight, and in December, 10 h 47. 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 March | April and October |
| Mountains | November to March | April and October |

It is not the same trip whatever you come for: Thumaylah 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 Oman in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/africa-y-oriente-medio/oman/#cuando-ir).

## Before you go to Oman

To enter Oman there are 9 things to sort out before you leave, starting with “If it falls in Ramadan, the country changes its hours”: they are all, with their deadlines, in [the Oman checklist](https://kokai.app/en/paises/africa-y-oriente-medio/oman/#antes-de-salir). Currency: Omani rial (OMR); plugs: Type G · 240 V · 50 Hz; emergencies: 9999 (police, fire and ambulance).

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

- [Jabal Sumaynah](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jabal-sumaynah-jabal-sumaynah/): Summit · 6.8 km
- [Jabal Dhinghil](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jabal-dhinghil-jabal-dhinghil/): Summit · 24 km
- [Janfal](https://kokai.app/en/paises/africa-y-oriente-medio/oman/janfal-janfal/): Summit · 38 km
- [Shi‘b Iziyat](https://kokai.app/en/paises/africa-y-oriente-medio/oman/shib-iziyat-shib-iziyat/): Reef in Oman · 43 km
- [Ramlat al Musallam](https://kokai.app/en/paises/africa-y-oriente-medio/oman/ramlat-al-musallam-ramlat-al-musallam/): Summit · 43 km

Distances are as the crow flies. Everything else is in [the Oman guide](https://kokai.app/en/paises/africa-y-oriente-medio/oman/).

## More in Oman: Nature

- [Jebel Shams](https://kokai.app/en/paises/africa-y-oriente-medio/oman/dschabal-shams/): mountain in Oman
- [Jebel Jais](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jebel-jais/): mountain on the Emirates
- [Majlis al Jinn](https://kokai.app/en/paises/africa-y-oriente-medio/oman/majlis-al-jinn/)
- [Al Hoota Cave](https://kokai.app/en/paises/africa-y-oriente-medio/oman/al-hoota-cave/): Cave in Oman
- [Jabal Al Harim](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jabal-harim/): mountain in Oman
- [Bimmah Sinkhole](https://kokai.app/en/paises/africa-y-oriente-medio/oman/bimmah-sink-hole/): Sinkhole in Oman

Every Oman place under Nature, each with its season, is on [its page](https://kokai.app/en/paises/africa-y-oriente-medio/oman/naturaleza/).

## Frequently asked questions

### What is Thumaylah?

It is a summit (ثميلة in the local language) in Oman. It has an article in one Wikipedia, so it is not one of the busiest places in Oman: one to enjoy at a calmer pace.

### When is the best time to visit Thumaylah?

November to March. In June there are 13 h 13 of daylight, and in December, 10 h 47.

### How do you get to Thumaylah?

The nearest main airport is Duqm International Airport (DQM), 90 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=20.31%2C57.7) opens the route on the map, and how to get around Oman is explained in [its country guide](https://kokai.app/en/paises/africa-y-oriente-medio/oman/#moverse).

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

With one tap. In Kokai it is already on the Oman 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 [Jabal Sumaynah](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jabal-sumaynah-jabal-sumaynah/), [Jabal Dhinghil](https://kokai.app/en/paises/africa-y-oriente-medio/oman/jabal-dhinghil-jabal-dhinghil/), [Janfal](https://kokai.app/en/paises/africa-y-oriente-medio/oman/janfal-janfal/). The rest is in [the Oman guide](https://kokai.app/en/paises/africa-y-oriente-medio/oman/).

Data from [OpenStreetMap](https://www.openstreetmap.org/node/1716907773), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q31484333), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).