Best lakes around Llanllyfni are found within the picturesque Nantlle Valley in Snowdonia, offering a diverse range of natural features. This region is characterized by its mountainous terrain and numerous lakes, providing opportunities for various outdoor activities. The area includes both smaller, historically significant lakes and larger, well-known bodies of water. Visitors can explore a landscape rich in natural beauty and local heritage.
Last updated: May 6, 2026
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Llyn Dinas is a picturesque 24-hectare glacial lake in Eryri (Snowdonia) National Park in North Wales, near Beddgelert in the Nant Gwynant valley. It is a popular spot for scenic walks, wild trout fishing, paddleboarding, and swimming. The lake is relatively shallow (maximum 10 metres) and lies on the lower slopes near the Watkin Path to the summit of Snowdon.
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Y Garn is a fine hill, usually climbed from Ogwen Valley by it's West ridge, or as part of the walk along the Glyders range between Elidir Fawr and the Glyders themselves. There is however another way up, the East Ridge, which is a Grade 2 scramble and starts from Llyn Idwal.
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Cool cave that many people walk past, going on for quite a bit!
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Situated just to the north of Beddgelert, and named after the nearby hill fort of Dinas Emrys, Llyn Dinas is a beautiful, peaceful lake perfect for a walk or even a swim.
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It can be windy and cloudy here. There are marks to find a trail in the cloud. Also on the top there is a nice area to hide from wind and rest. If not in the cloud, the view is awesome
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The region boasts several lakes with rich history and folklore. Llanberis Village and Llyn Padarn is known for its industrial heritage and castle ruins. Llyn y Dywarchen is famous for its historical 'floating island' and legends of fairies, captivating observers for centuries.
Yes, several lakes are suitable for families. Llyn Dinas is a large but shallow lake with footpaths along its southern banks. Llanberis Village and Llyn Padarn offers the Padarn Country Park with extensive walking trails. The Miners' Track provides an easier walk to the lakes and ruins, ideal for a family day out.
For challenging hikes, consider routes involving Y Garn Summit, which offers extensive views and is part of the Welsh 3000s. The steep northern face of Craig Cwm Silyn, overlooking Llyn Cwm Silyn and Llyn Cwm Dulyn, also attracts climbers. You can find more challenging routes in the Mountain Hikes around Llanllyfni guide.
The lakes offer diverse fishing experiences. Llyn Nantlle Uchaf is an excellent fishery for salmon, sewin, and wild brown trout, with private track access. Llyn y Dywarchen allows angling for wild brown trout and stocked rainbows, with boats available. Llyn Padarn is known for wild brown trout and the rare Arctic Charr.
Yes, wild swimming is possible in some of the lakes. A circular walk around Llyn Cwm Silyn provides opportunities for swimming amidst dramatic mountain scenery. Llyn Llydaw also has a beach at its far end, which is a perfect place to cool off.
The region is rich in natural beauty. Y Garn Summit offers breathtaking views of Llyn Ogwen, Llyn Idwal, and Llyn Clyd. Llyn y Dywarchen provides stunning views with Snowdon visible in the distance and is an excellent spot for stargazing. The 'Two Lakes Walk' around Llyn Cwm Silyn and Llyn Cwm Dulyn offers expansive views encompassing the Snowdon range and the Nantlle Ridge.
Absolutely. The Padarn Country Park around Llyn Padarn features extensive walking trails. The Miners' Track is considered an easier path to visit the lakes and ruins. You can find more options in the Easy hikes around Llanllyfni guide, including loops around Llyn Nantlle Uchaf.
The lakes are beautiful year-round, but the best time depends on your preferred activities. Spring and summer offer warmer weather for walking, swimming, and enjoying the vibrant greenery. Autumn brings stunning foliage, while winter can provide dramatic, snow-capped landscapes, though some routes may be more challenging due to conditions.
Many lakes are accessible by car, with parking often available. Llyn Nantlle Uchaf, for instance, offers private track access and ample parking. For public transport, services connect Llanllyfni to nearby towns, and some routes may lead to trailheads near the lakes. It's advisable to check local bus schedules for specific lake access points.
Llanberis Village, near Llyn Padarn, is well-equipped with several good outdoor gear shops and characterful places to eat and drink. The village of Llanllyfni itself also has local cafes and pubs. For other lakes, amenities might be found in nearby towns like Beddgelert, which is close to Llyn Dinas.
Llyn y Dywarchen is unique for its rich history and folklore, particularly the legend of its 'floating island.' This phenomenon, observed by historical figures like Giraldus Cambrensis and Edmund Halley, made it a site of wonder. Though the island is no longer present, its peculiar history and tales of fairies make it a captivating visit, alongside its excellent stargazing opportunities.
Many of the walking trails around the lakes are dog-friendly, provided dogs are kept under control, especially around livestock or wildlife. The extensive walking trails in Padarn Country Park around Llyn Padarn are generally suitable for dogs. Always check local signage for any restrictions.
Beyond hiking, the area offers various outdoor activities. The steep northern face of Craig Cwm Silyn attracts climbers. Llyn y Dywarchen and Llyn Nantlle Uchaf are popular for fishing. Llanberis Village and Llyn Padarn is a popular starting point for exploring Snowdon, and the Llanberis Lake Railway offers scenic rides. You can explore more options in the Hiking around Llanllyfni guide.


Still not found your perfect lake around Llanllyfni? Check out the guides of these regions to see even more beautiful places.