# JK03, Slovenia: what it is and when to go > JK03 is a hiking trail in Slovenia (Jezersko). Interests: Hiking. The best time to visit is April to October. In June there are 15 h 36 of daylight, and in December, 8 h 24. 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/europa/eslovenia/jk03/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Hiking trail · Hiking - **Where:** Slovenia - **Best time:** April to October. - **Nearest airport:** LJU Zgornji Brnik, 25 km as the crow flies - **Website:** [julius-kugy-alpine-trail.eu](https://www.julius-kugy-alpine-trail.eu) - **Trail network:** International - **Distance:** 720 km - **Elevation gain:** +45 m - **From:** Südalpen-Umrundung - **To:** Südalpen-Umrundung - **Run by:** Alpine Vereine/Julius Kugy Forum: Kärnten, Slovenija und Friuli-Venezia Giulia I-Adresse: https://www.alpenverein.at/kaernten/ - **Coordinates:** 46.44852, 14.42145 ## What it is and where JK03 is a hiking trail in Slovenia (Jezersko). Fernwanderweg Südalpen-Umrundung ab April 2019, 720 km, 45 000 Hm, 270 Std. Gehzeit – Alpine Vereine: Kärnten, Slovenija und Friuli-Venezia Giulia – siehe im Internet: Julius-Kugy-Dreiländerweg in 30 Etappen – Berge der Freundschaft It is in [Jezersko](https://kokai.app/en/paises/europa/eslovenia/jezersko/), where this site lists 82 more places to see, 12 km from the centre. Its coordinates are 46.44852, 14.42145; the nearest main airport is Ljubljana Jože Pučnik Airport (LJU, Zgornji Brnik), 25 km as the crow flies. How to get around Slovenia (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/eslovenia/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=46.448521%2C14.421455) - [Directions](https://www.google.com/maps/dir/?api=1&destination=46.448521%2C14.421455) - **Trail network:** International - **Distance:** 720 km - **Elevation gain:** +45 m - **From:** Südalpen-Umrundung - **To:** Südalpen-Umrundung - **Run by:** Alpine Vereine/Julius Kugy Forum: Kärnten, Slovenija und Friuli-Venezia Giulia I-Adresse: https://www.alpenverein.at/kaernten/ It is one of the [Hiking](https://kokai.app/en/paises/europa/eslovenia/senderismo/) places in Slovenia. 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 JK03 is **April to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 8 h 47 | | February | Possible | 10 h 05 | | March | Possible | 11 h 36 | | April | Best time | 13 h 20 | | May | Best time | 14 h 48 | | June | Best time | 15 h 36 | | July | Best time | 15 h 16 | | August | Best time | 14 h | | September | Best time | 12 h 19 | | October | Best time | 10 h 38 | | November | Possible | 9 h 09 | | December | Possible | 8 h 24 | In June there are 15 h 36 of daylight, and in December, 8 h 24. 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 Slovenia in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/eslovenia/#cuando-ir). ## Before you go to Slovenia To enter Slovenia there are 5 things to sort out before you leave, starting with “Valid Spanish ID card (DNI) or passport”: they are all, with their deadlines, in [the Slovenia checklist](https://kokai.app/en/paises/europa/eslovenia/#antes-de-salir). Currency: Euro (EUR); plugs: Type C and F · 230 V · 50 Hz (the same plug as in Spain); emergencies: 112 · 113 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 - [Panoramaweg Südalpen 08](https://kokai.app/en/paises/europa/eslovenia/panoramaweg-sudalpen-08/): Hiking · 0 m - [Südalpenweg 603A](https://kokai.app/en/paises/europa/eslovenia/sudalpenweg-603a/): Hiking · 0 m - [Tolsta Košuta](https://kokai.app/en/paises/europa/eslovenia/tolsta-kosuta-dicke-koschuta/): Mountain between Austria and Slovenia · 667 m - [Koschutnikturm / Košutnikov turn](https://kokai.app/en/paises/europa/eslovenia/kosutnikov-turn-koschutnikturm/): Mountain in the Karawanks at the border Carinthia / Slovenia · 900 m - [Planšarija Dolga njiva](https://kokai.app/en/paises/europa/eslovenia/plansarija-dolga-njiva/): Mountains · Hiking · 1.2 km Distances are as the crow flies. Everything else is in [the Slovenia guide](https://kokai.app/en/paises/europa/eslovenia/). ## More in Slovenia: Hiking - [Via Alpina](https://kokai.app/en/paises/europa/eslovenia/via-alpina/): hiking route across the Alps from Trieste to Monaco - [Czech Lodge at Spodnje Ravni](https://kokai.app/en/paises/europa/eslovenia/ceska-koca-na-spodnjih-ravneh/): mountain lodge in Slovenia - [Zois Lodge at Kokra Saddle](https://kokai.app/en/paises/europa/eslovenia/cojzova-koca-na-kokrskem-sedlu/): mountain hut in Slovenia - [Storžič Lodge](https://kokai.app/en/paises/europa/eslovenia/dom-pod-storzicem/): Historic building - [Slavnik](https://kokai.app/en/paises/europa/eslovenia/slavnik/): mountain in Slovenia - [Aljaž Lodge in the Vrata Valley](https://kokai.app/en/paises/europa/eslovenia/aljazev-dom-v-vratih/): mountain hut in Slovenia Every Slovenia place under Hiking, each with its season, is on [its page](https://kokai.app/en/paises/europa/eslovenia/senderismo/). ## Frequently asked questions ### What is JK03? It is a hiking trail in Slovenia. ### When is the best time to visit JK03? April to October. In June there are 15 h 36 of daylight, and in December, 8 h 24. ### How do you get to JK03? The nearest main airport is Ljubljana Jože Pučnik Airport (LJU), 25 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=46.448521%2C14.421455) opens the route on the map, and how to get around Slovenia is explained in [its country guide](https://kokai.app/en/paises/europa/eslovenia/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Slovenia 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 [Panoramaweg Südalpen 08](https://kokai.app/en/paises/europa/eslovenia/panoramaweg-sudalpen-08/), [Südalpenweg 603A](https://kokai.app/en/paises/europa/eslovenia/sudalpenweg-603a/), [Tolsta Košuta](https://kokai.app/en/paises/europa/eslovenia/tolsta-kosuta-dicke-koschuta/). The rest is in [the Slovenia guide](https://kokai.app/en/paises/europa/eslovenia/). Data from [OpenStreetMap](https://www.openstreetmap.org/relation/16313574), licensed under the ODbL. More about JK03 on [Wikipedia](https://de.wikipedia.org/wiki/Julius_Kugy_Alpine_Trail). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).