# Grünes Schlüsselloch, Germany: what it is and when to go > Grünes Schlüsselloch is a hiking trail in Middle Franconia, Germany (Herrieden). Interests: Hiking. The best time to visit is April to October. In June there are 16 h 01 of daylight, and in December, 7 h 59. 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/alemania/grunes-schlusselloch/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Hiking trail in Middle Franconia, Germany · Hiking - **Where:** Germany - **Best time:** April to October. - **Nearest airport:** MUC Munich, 149 km as the crow flies - **Website:** [fraenkischer-albverein.de](https://www.fraenkischer-albverein.de/wanderwege/670-weg-nr-021) - **Trail network:** Regional - **Distance:** 76.3 km - **From:** Neustadt an der Aisch - **To:** Feuchtwangen - **Run by:** Fränkischer Albverein - **Coordinates:** 49.3749, 10.46556 ## What it is and where Grünes Schlüsselloch is a hiking trail in Middle Franconia, Germany (Herrieden). [FAV 021] Neustadt a. d. Aisch – Feuchtwangen It is in [Herrieden](https://kokai.app/en/paises/europa/alemania/herrieden/), where this site lists 17 more places to see, 14 km from the centre. Its coordinates are 49.3749, 10.46556; the nearest main airport is Munich Airport (MUC, Munich), 149 km as the crow flies. How to get around Germany (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/alemania/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=49.374897%2C10.465555) - [Directions](https://www.google.com/maps/dir/?api=1&destination=49.374897%2C10.465555) - **Trail network:** Regional - **Distance:** 76.3 km - **From:** Neustadt an der Aisch - **To:** Feuchtwangen - **Run by:** Fränkischer Albverein It is one of the [Hiking](https://kokai.app/en/paises/europa/alemania/senderismo/) places in Germany. 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 Grünes Schlüsselloch is **April to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 8 h 24 | | February | Possible | 9 h 52 | | March | Possible | 11 h 34 | | April | Best time | 13 h 29 | | May | Best time | 15 h 07 | | June | Best time | 16 h 01 | | July | Best time | 15 h 39 | | August | Best time | 14 h 13 | | September | Best time | 12 h 21 | | October | Best time | 10 h 29 | | November | Possible | 8 h 49 | | December | Possible | 7 h 59 | In June there are 16 h 01 of daylight, and in December, 7 h 59. 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 Germany in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/alemania/#cuando-ir). ## Before you go to Germany To enter Germany there are 6 things to sort out before you leave, starting with “Valid ID card (DNI) or passport”: they are all, with their deadlines, in [the Germany checklist](https://kokai.app/en/paises/europa/alemania/#antes-de-salir). Currency: Euro (EUR); plugs: Type C and F · 230 V · 50 Hz; emergencies: 112 · 110 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 - [Deutscher Bühl](https://kokai.app/en/paises/europa/alemania/deutscher-buhl/): Hill in the municipality of Lehrberg, Bavaria, Germany · 3.4 km - [Burg Colmberg](https://kokai.app/en/paises/europa/alemania/burg-colmberg/): Castle · 4.5 km - [Castle Virnsberg](https://kokai.app/en/paises/europa/alemania/schloss-virnsberg/): Castle in Virnsberg (Flachslanden), Middle Franconia, Germany · 6.4 km - [Roter Flieger](https://kokai.app/en/paises/europa/alemania/roter-flieger/): Hiking trail in Middle Franconia, Germany · 6.5 km - [Büttelberg](https://kokai.app/en/paises/europa/alemania/buttelberg/): Hill in the municipality of Marktbergel, Bavaria, Germany · 8.1 km Distances are as the crow flies. Everything else is in [the Germany guide](https://kokai.app/en/paises/europa/alemania/). ## More in Germany: Hiking - [Camino de Santiago](https://kokai.app/en/paises/europa/alemania/camino-de-santiago/): Catholic pilgrimage to Santiago de Compostela, Spain - [E3 European long distance path](https://kokai.app/en/paises/europa/alemania/ruta-europea-caminar-e3/): walking path - [E9 European long distance path](https://kokai.app/en/paises/europa/alemania/europaischer-fernwanderweg-e9-deutschland-schleswig-holstein/): walking path, Europe - [E1 European long distance path](https://kokai.app/en/paises/europa/alemania/european-long-distance-path-e1/): walking path - [Via Alpina](https://kokai.app/en/paises/europa/alemania/via-alpina/): hiking route across the Alps from Trieste to Monaco - [Dreisesselberg](https://kokai.app/en/paises/europa/alemania/dreisessel/) Every Germany place under Hiking, each with its season, is on [its page](https://kokai.app/en/paises/europa/alemania/senderismo/). ## Frequently asked questions ### What is Grünes Schlüsselloch? It is a hiking trail in Middle Franconia, Germany. ### When is the best time to visit Grünes Schlüsselloch? April to October. In June there are 16 h 01 of daylight, and in December, 7 h 59. ### How do you get to Grünes Schlüsselloch? The nearest main airport is Munich Airport (MUC), 149 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=49.374897%2C10.465555) opens the route on the map, and how to get around Germany is explained in [its country guide](https://kokai.app/en/paises/europa/alemania/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Germany 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 [Deutscher Bühl](https://kokai.app/en/paises/europa/alemania/deutscher-buhl/), [Burg Colmberg](https://kokai.app/en/paises/europa/alemania/burg-colmberg/), [Castle Virnsberg](https://kokai.app/en/paises/europa/alemania/schloss-virnsberg/). The rest is in [the Germany guide](https://kokai.app/en/paises/europa/alemania/). Data from [OpenStreetMap](https://www.openstreetmap.org/relation/1385392), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q106073832), CC0. More about Grünes Schlüsselloch on [Wikipedia](https://de.wikipedia.org/wiki/Gr%C3%BCnes_Schl%C3%BCsselloch). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).