# Cloos Tower, Denmark: what it is and when to go > Cloos Tower is an observation tower southwest of Frederikshavn in Denmark, at 100 m above sea level. Interests: Nature and Architecture. The best time to visit is May to September. In June there are 17 h 39 of daylight, and in December, 6 h 21. It has articles in 2 Wikipedias, so it is not one of the busiest places in Denmark: 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/europa/dinamarca/cloostarnet/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Observation tower southwest of Frederikshavn · Nature, Architecture - **Where:** Denmark - **Elevation:** 100 m - **Best time:** May to September. - **Nearest airport:** AAL Aalborg, 52 km as the crow flies - **Opening hours:** May 11 - Aug 30: Mo-Su 11:00-16:00; Jul 01 - Jul 31: Mo-Su 11:00-17:00 - **Website:** [frederikshavn.dk](https://frederikshavn.dk/borger/fritid-og-foreninger/cloostaarnet/) - **Coordinates:** 57.42116, 10.46646 ## What it is and where Cloos Tower is an observation tower southwest of Frederikshavn in Denmark, at 100 m above sea level. It has articles in 2 Wikipedias, so it is not one of the busiest places in Denmark: one to enjoy at a calmer pace. It is in [Frederikshavn](https://kokai.app/en/paises/europa/dinamarca/frederikshavn/), where this site lists 96 more places to see, 4.2 km from the centre. Its coordinates are 57.42116, 10.46646; the nearest main airport is Aalborg Airport (AAL, Aalborg), 52 km as the crow flies. How to get around Denmark (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/dinamarca/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=57.421161%2C10.466464) - [Directions](https://www.google.com/maps/dir/?api=1&destination=57.421161%2C10.466464) It is one of the [Nature](https://kokai.app/en/paises/europa/dinamarca/naturaleza/) and [Architecture](https://kokai.app/en/paises/europa/dinamarca/arquitectura/) places in Denmark. 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 Cloos Tower is **May to September**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Better not | 7 h | | February | Better not | 9 h 07 | | March | Possible | 11 h 25 | | April | Possible | 14 h | | May | Best time | 16 h 17 | | June | Best time | 17 h 39 | | July | Best time | 17 h 05 | | August | Best time | 15 h 01 | | September | Best time | 12 h 28 | | October | Possible | 9 h 57 | | November | Better not | 7 h 37 | | December | Possible | 6 h 21 | In June there are 17 h 39 of daylight, and in December, 6 h 21. 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 | May to September | March to April, October and December | | Architecture | May to September | March to April, October and December | It is not the same trip whatever you come for: Cloos Tower 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 Denmark in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/dinamarca/#cuando-ir). ## Before you go to Denmark To enter Denmark there are 6 things to sort out before you leave, starting with “Valid Spanish ID card (DNI) or passport”: they are all, with their deadlines, in [the Denmark checklist](https://kokai.app/en/paises/europa/dinamarca/#antes-de-salir). Currency: Danish krone (DKK); plugs: Type K · 230 V · 50 Hz (takes type C, but a grounded Schuko plug doesn't fit well); emergencies: 112 · 114 police (non-emergency). 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 - [Flade Church](https://kokai.app/en/paises/europa/dinamarca/flade-kirke/): Church building in Frederikshavn Municipality, Denmark · 272 m - [Bangsbo Museum](https://kokai.app/en/paises/europa/dinamarca/bangsbo-museum/): Danish museum · 2.3 km - [Frederikshavn Methodist Church](https://kokai.app/en/paises/europa/dinamarca/frederikshavn-metodistkirke/): Church building in Frederikshavn Municipality, Denmark · 2.8 km - [Knivholt](https://kokai.app/en/paises/europa/dinamarca/knivholt/): Manor house in Frederikshavn Municipality, Denmark · 2.9 km - [Pikkerbakken](https://kokai.app/en/paises/europa/dinamarca/pikkerbakken/): Nature · 2.9 km Distances are as the crow flies. Everything else is in [the Denmark guide](https://kokai.app/en/paises/europa/dinamarca/). ## More in Denmark: Nature - [Kattegat](https://kokai.app/en/paises/europa/dinamarca/kattegat/): sea area between Denmark and Sweden - [Skagerrak](https://kokai.app/en/paises/europa/dinamarca/skagerrak/): strait between Denmark, Norway and Sweden connecting the North Sea and the Kattegatt sea area - [Gudenå](https://kokai.app/en/paises/europa/dinamarca/gudenaens-udspring/): river in Denmark - [Møllehøj](https://kokai.app/en/paises/europa/dinamarca/mollehoj/): highest natural point of Denmark - [Bay of Kiel](https://kokai.app/en/paises/europa/dinamarca/bahia-de-kiel/): bay in the southwestern Baltic Sea - [Roskilde Fjord](https://kokai.app/en/paises/europa/dinamarca/roskilde-fjord/): fjord in Denmark Every Denmark place under Nature, each with its season, is on [its page](https://kokai.app/en/paises/europa/dinamarca/naturaleza/). ## Frequently asked questions ### What is Cloos Tower? It is an observation tower southwest of Frederikshavn in Denmark. It has articles in 2 Wikipedias, so it is not one of the busiest places in Denmark: one to enjoy at a calmer pace. ### When is the best time to visit Cloos Tower? May to September. In June there are 17 h 39 of daylight, and in December, 6 h 21. ### How do you get to Cloos Tower? The nearest main airport is Aalborg Airport (AAL), 52 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=57.421161%2C10.466464) opens the route on the map, and how to get around Denmark is explained in [its country guide](https://kokai.app/en/paises/europa/dinamarca/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Denmark 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 [Flade Church](https://kokai.app/en/paises/europa/dinamarca/flade-kirke/), [Bangsbo Museum](https://kokai.app/en/paises/europa/dinamarca/bangsbo-museum/), [Frederikshavn Methodist Church](https://kokai.app/en/paises/europa/dinamarca/frederikshavn-metodistkirke/). The rest is in [the Denmark guide](https://kokai.app/en/paises/europa/dinamarca/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/112448209), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q1102312), CC0. More about Cloos Tower on [Wikipedia](https://da.wikipedia.org/wiki/Cloost%C3%A5rnet). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).