# Castell Odo, Aberdaron, United Kingdom: what it is and when to go > Castell Odo, Aberdaron is a hillfort in Gwynedd in United Kingdom (Pwllheli). Interests: History. The best time to visit is April to September. In June there are 16 h 37 of daylight, and in December, 7 h 23. It has an article in one Wikipedia, so it is not one of the busiest places in United Kingdom: 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/reino-unido/castell-odo/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Hillfort in Gwynedd · History - **Where:** United Kingdom - **Best time:** April to September. - **Nearest airport:** MAN Manchester, Greater Manchester, 172 km as the crow flies - **Coordinates:** 52.82317, -4.69207 ## What it is and where Castell Odo, Aberdaron is a hillfort in Gwynedd in United Kingdom (Pwllheli). It has an article in one Wikipedia, so it is not one of the busiest places in United Kingdom: one to enjoy at a calmer pace. It is in [Pwllheli](https://kokai.app/en/paises/europa/reino-unido/pwllheli/), where this site lists 19 more places to see, 5.8 km from the centre. Its coordinates are 52.82317, -4.69207; the nearest main airport is Manchester Airport (MAN, Manchester, Greater Manchester), 172 km as the crow flies. How to get around United Kingdom (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/reino-unido/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=52.823171%2C-4.692068) - [Directions](https://www.google.com/maps/dir/?api=1&destination=52.823171%2C-4.692068) It is one of the [History](https://kokai.app/en/paises/europa/reino-unido/historia/) places in United Kingdom. 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 Castell Odo, Aberdaron is **April to September**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Better not | 7 h 53 | | February | Possible | 9 h 35 | | March | Possible | 11 h 30 | | April | Best time | 13 h 41 | | May | Best time | 15 h 33 | | June | Best time | 16 h 37 | | July | Best time | 16 h 10 | | August | Best time | 14 h 31 | | September | Best time | 12 h 23 | | October | Possible | 10 h 17 | | November | Better not | 8 h 22 | | December | Possible | 7 h 23 | In June there are 16 h 37 of daylight, and in December, 7 h 23. 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 United Kingdom in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/reino-unido/#cuando-ir). ## Before you go to United Kingdom To enter United Kingdom there are 7 things to sort out before you leave, starting with “A valid passport (the ID card is no longer accepted)”: they are all, with their deadlines, in [the United Kingdom checklist](https://kokai.app/en/paises/europa/reino-unido/#antes-de-salir). Currency: Pound sterling (GBP); plugs: Type G · 230 V · 50 Hz (three flat pins: adapter essential); emergencies: 999 (112 also works). 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 - [Aberdaron New Church](https://kokai.app/en/paises/europa/reino-unido/eglwys-newydd/): Grade II listed building in Gwynedd, situated about 1.1 km NNE of Aberdaron, on S side of road from B4413 to Uwchmynydd, E of Bodernabwy farm · 1.7 km - [St Hywyn's Church, Aberdaron](https://kokai.app/en/paises/europa/reino-unido/st-hywyn/): Church in Aberdaron, Gwynedd, Wales · 2.5 km - [Porth Ysgo](https://kokai.app/en/paises/europa/reino-unido/porth-ysgo/): Bay near Aberdaron, Gwynedd, Wales, UK · 2.9 km - [Porth Iago](https://kokai.app/en/paises/europa/reino-unido/porth-iago/): Beach on Llŷn Peninsula, North Wales · 3.7 km - [Church of St Aelrhiw](https://kokai.app/en/paises/europa/reino-unido/st-aelrhiw-s-church/): Grade II listed building in Gwynedd, in a loop of the lane running NE from Rhiw village on the slopes of Mynydd Rhiw, 1km approx. E of the village · 4.7 km Distances are as the crow flies. Everything else is in [the United Kingdom guide](https://kokai.app/en/paises/europa/reino-unido/). ## More in United Kingdom: History - [Stonehenge](https://kokai.app/en/paises/europa/reino-unido/stonehenge/): Neolithic henge monument in Amesbury, Wiltshire, England, UK - [British Museum](https://kokai.app/en/paises/europa/reino-unido/museo-britanico/): national museum in London, United Kingdom - [Bath, Somerset](https://kokai.app/en/paises/europa/reino-unido/bath-2/) - [Principality of Sealand](https://kokai.app/en/paises/europa/reino-unido/sealand/): micronation in the North Sea - [Buckingham Palace](https://kokai.app/en/paises/europa/reino-unido/palacio-de-buckingham/): official London residence and principal workplace of the British monarch - [Tower Bridge](https://kokai.app/en/paises/europa/reino-unido/tower-bridge/): bascule and suspension bridge in London Every United Kingdom place under History, each with its season, is on [its page](https://kokai.app/en/paises/europa/reino-unido/historia/). ## Frequently asked questions ### What is Castell Odo, Aberdaron? It is a hillfort in Gwynedd in United Kingdom. It has an article in one Wikipedia, so it is not one of the busiest places in United Kingdom: one to enjoy at a calmer pace. ### When is the best time to visit Castell Odo, Aberdaron? April to September. In June there are 16 h 37 of daylight, and in December, 7 h 23. ### How do you get to Castell Odo, Aberdaron? The nearest main airport is Manchester Airport (MAN), 172 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=52.823171%2C-4.692068) opens the route on the map, and how to get around United Kingdom is explained in [its country guide](https://kokai.app/en/paises/europa/reino-unido/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the United Kingdom 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 [Aberdaron New Church](https://kokai.app/en/paises/europa/reino-unido/eglwys-newydd/), [St Hywyn's Church, Aberdaron](https://kokai.app/en/paises/europa/reino-unido/st-hywyn/), [Porth Ysgo](https://kokai.app/en/paises/europa/reino-unido/porth-ysgo/). The rest is in [the United Kingdom guide](https://kokai.app/en/paises/europa/reino-unido/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/270458821), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q13126917), CC0. More about Castell Odo, Aberdaron on [Wikipedia](https://en.wikipedia.org/wiki/Aberdaron). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).