# Hulubelu, Indonesia: what it is and when to go > Hulubelu is a caldera in South-Eastern Sumatra in Indonesia. Interests: Nature. The best time to visit is April to September. There are about 12 h 19 of daylight all year round: this close to the equator the days barely change. It has articles in 9 Wikipedias, so it is not one of the busiest places in Indonesia: 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/indonesia/hulubelu/ - Reviewed on: 2026-10-08 - Language: en ## In a nutshell - **What it is:** Caldera in South-Eastern Sumatra · Nature - **Where:** Indonesia - **Best time:** April to September. - **Nearest airport:** CGK Jakarta, 244 km as the crow flies - **Coordinates:** -5.35, 104.6 ## What it is and where Hulubelu is a caldera in South-Eastern Sumatra in Indonesia. It has articles in 9 Wikipedias, so it is not one of the busiest places in Indonesia: one to enjoy at a calmer pace. Its coordinates are -5.35, 104.6; the nearest main airport is Soekarno-Hatta International Airport (CGK, Jakarta), 244 km as the crow flies. How to get around Indonesia (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/indonesia/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=-5.35%2C104.6) - [Directions](https://www.google.com/maps/dir/?api=1&destination=-5.35%2C104.6) It is one of the [Nature](https://kokai.app/en/paises/asia/indonesia/naturaleza/) places in Indonesia. 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 Hulubelu is **April to September**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 12 h 17 | | February | Possible | 12 h 10 | | March | Possible | 12 h 02 | | April | Best time | 11 h 53 | | May | Best time | 11 h 45 | | June | Best time | 11 h 42 | | July | Best time | 11 h 43 | | August | Best time | 11 h 49 | | September | Best time | 11 h 58 | | October | Possible | 12 h 07 | | November | Possible | 12 h 15 | | December | Possible | 12 h 19 | There are about 12 h 19 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 Indonesia in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/indonesia/#cuando-ir). ## Before you go to Indonesia To enter Indonesia there are 10 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 Indonesia checklist](https://kokai.app/en/paises/asia/indonesia/#antes-de-salir). Currency: Indonesian rupiah (IDR); plugs: Type C and F · 230 V · 50 Hz (the same plug as in Spain); emergencies: 112 for everything · 110 police · 118 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 - [Semangka Bay](https://kokai.app/en/paises/asia/indonesia/teluk-semangka/): Bight in Sumatra, Indonesia · 35 km - [Mount Sekincau](https://kokai.app/en/paises/asia/indonesia/sekincau-belirang/): Mountain in Indonesia · 42 km - [National Museum of Transmigration](https://kokai.app/en/paises/asia/indonesia/museum-transmigrasi/): Museum in Lampung, Indonesia · 56 km - [Pesawaran-Ratai](https://kokai.app/en/paises/asia/indonesia/gunung-ratai/): Mountain in Indonesia · 58 km - [Bukit Barisan Selatan National Park](https://kokai.app/en/paises/asia/indonesia/bukit-barisan-selatan-national-park/): National park · 60 km Distances are as the crow flies. Everything else is in [the Indonesia guide](https://kokai.app/en/paises/asia/indonesia/). ## More in Indonesia: Nature - [Mount Merapi](https://kokai.app/en/paises/asia/indonesia/monte-merapi/): active volcano in Central Java and Yogyakarta, Indonesia - [Puncak Jaya](https://kokai.app/en/paises/asia/indonesia/carstensz-pyramid/): highest mountain in Oceania and the highest island peak in the world - [Mount Tambora](https://kokai.app/en/paises/asia/indonesia/tambora/): stratovolcano on the island of Sumbawa in Indonesia - [Komodo National Park](https://kokai.app/en/paises/asia/indonesia/parque-nacional-de-komodo/): national park in Indonesia - [Lorentz National Park](https://kokai.app/en/paises/asia/indonesia/parque-nacional-de-lorentz/): national park in the Indonesian province of Papua - [Semeru](https://kokai.app/en/paises/asia/indonesia/semeru/): volcano in East Java, Indonesia Every Indonesia place under Nature, each with its season, is on [its page](https://kokai.app/en/paises/asia/indonesia/naturaleza/). ## Frequently asked questions ### What is Hulubelu? It is a caldera in South-Eastern Sumatra in Indonesia. It has articles in 9 Wikipedias, so it is not one of the busiest places in Indonesia: one to enjoy at a calmer pace. ### When is the best time to visit Hulubelu? April to September. There are about 12 h 19 of daylight all year round: this close to the equator the days barely change. ### How do you get to Hulubelu? The nearest main airport is Soekarno-Hatta International Airport (CGK), 244 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=-5.35%2C104.6) opens the route on the map, and how to get around Indonesia is explained in [its country guide](https://kokai.app/en/paises/asia/indonesia/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Indonesia 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 [Semangka Bay](https://kokai.app/en/paises/asia/indonesia/teluk-semangka/), [Mount Sekincau](https://kokai.app/en/paises/asia/indonesia/sekincau-belirang/), [National Museum of Transmigration](https://kokai.app/en/paises/asia/indonesia/museum-transmigrasi/). The rest is in [the Indonesia guide](https://kokai.app/en/paises/asia/indonesia/). Data from [OpenStreetMap](https://www.openstreetmap.org/node/3891185639), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q8523823), CC0. More about Hulubelu on [Wikipedia](https://en.wikipedia.org/wiki/Hulubelu). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).