Gyrn Ddu, at 1,713 feet (522 m), is a hill near the northeastern corner of the Llŷn Peninsula in the community of Llanaelhaearn in the county of Gwynedd in North Wales. It forms the western half of a wider upland area, another significant top of which is the 510 m summit of Bwlch Mawr to the east. It is listed as a UK Marilyn.

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Elevation 530 m

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Today

Thursday 5 March

14°C

6°C

96 %

Additional weather tips

Max wind speed: 35.0 km/h

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Location: Llanaelhaearn, Gwynedd, North Wales, Wales, United Kingdom

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Gyrn Ddu Summit

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