Best lakes around Dolwyddelan are found in a peaceful mountain village situated between Betws-y-Coed and Blaenau Ffestiniog. This location serves as a base for exploring the dramatic scenery and numerous lakes within Eryri (Snowdonia) National Park. The area is characterized by its mountainous terrain and glacial lakes, offering diverse natural landscapes for outdoor activities.
Last updated: July 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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Llyn Idwal is a lake (approximately 800 by 300 metres, or 28 hectares) in Cwm Idwal in the Glyderau Mountains of Snowdonia. On the north-western edge of Llyn Idwal is a small pebble beach, which is occasionally used by visitors for recreation. Swimming is not permitted as it is in a nature reserve.
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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 lakes around Dolwyddelan are primarily glacial and mountain lakes, nestled within the dramatic scenery of Eryri (Snowdonia) National Park. They offer a diverse range of experiences, from tranquil, remote spots like Llyn y Foel with its unique brown trout, to highly visited glacial lakes like Cwm Idwal, known for its rare Arctic-alpine plants and geological significance.
You'll find a variety of striking natural features. Cwm Idwal, for instance, is celebrated for its unique geology and rare Arctic-alpine plants, including the Snowdon Lily. Llyn y Foel is distinct for its deep brown, peaty waters and unique brown trout. Many lakes, such as Llyn Llydaw and Llyn Glaslyn, are set against dramatic mountain backdrops, showcasing clear glacial waters and impressive rock formations.
Yes, several lakes are steeped in local folklore and history. Llyn y Foel, also known as Llyn Llygad yr Ych, is linked to an old Welsh tale of an ox and a monster. Llyn Llydaw and Llyn Glaslyn both have Arthurian legends associated with them, including tales of King Arthur's sword Excalibur. Additionally, historical copper mining ruins can be seen along the edges of Llyn Llydaw.
The terrain varies significantly. For example, the ground around Llyn y Foel can be very boggy, while walks around Cwm Idwal are generally well-maintained paths. Many routes to lakes like Llyn Llydaw and Llyn Glaslyn involve rocky, challenging mountain ascents, such as the Miners' Track to Snowdon. Llyn Bochlwyd is surrounded by heather-clad and boulder-strewn slopes, offering a more rugged experience.
Yes, Cwm Idwal is considered family-friendly, offering a popular circular walk around Llyn Idwal. This area is Wales' first National Nature Reserve and provides stunning views and geological interest suitable for families. For other easy walks in the wider area, you can explore routes like those found in the Easy hikes around Dolwyddelan guide.
While some visitors enjoy cooling off in certain spots, it's important to note that swimming is generally not permitted in designated nature reserves like Cwm Idwal. Always check local regulations and be aware of the cold temperatures and potential hazards of mountain lakes.
The area around Dolwyddelan's lakes is excellent for various outdoor activities. Hiking is very popular, with options ranging from easy strolls to challenging mountain ascents and scrambles, such as the Bochlwyd Horseshoe near Llyn Bochlwyd. You can also find cycling and gravel biking routes. For more specific routes, check out guides like Easy hikes around Dolwyddelan, Cycling around Dolwyddelan, and Gravel biking around Dolwyddelan.
The best time to visit generally depends on your preferred activities. Spring and summer offer milder weather, longer daylight hours, and vibrant flora, making them ideal for hiking and exploring. Autumn brings stunning fall colors to the landscape, though weather can be more unpredictable. Winter can be beautiful but requires appropriate gear and experience for mountain conditions.
Visitors frequently praise the breathtaking beauty and dramatic mountain scenery. The sense of solitude at remote lakes like Llyn y Foel and Llyn Bochlwyd is highly valued. Many also enjoy the challenge of mountain ascents that pass by lakes like Llyn Llydaw and Llyn Glaslyn, appreciating the stunning photo opportunities and the unique atmosphere of these high-altitude spots.
While many lakes are popular, Llyn y Foel offers a more secluded experience. Situated high at the foot of Moel Siabod, its remote mountain setting and unique ecosystem make it a tranquil and rewarding destination for those seeking solitude away from the more frequented paths. Llyn Bochlwyd also provides a profound sense of raw natural beauty and seclusion, accessible only by footpath.
While Dolwyddelan itself is a village, accessing many of the mountain lakes often requires further travel or a significant hike from public transport stops. The nearest train station is Dolwyddelan, which is on the Conwy Valley Line. From there, local bus services might connect to larger towns like Betws-y-Coed, which can serve as a starting point for some routes. However, for many of the more remote mountain lakes, direct public transport access is limited, and planning for walking or a combination of transport is essential.


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