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Y Llethr
756m (2481ft)

The Rhinogs Area, Snowdonia, Gwynedd, Wales

Record Y Llethr as Bagged, Climbed & Conquered

Y Llethr is classified as:

Welsh Mountain
48th highest in Wales,
115th in England & Wales

Welsh Nuttall
59th highest in Wales,
139th in England & Wales

Welsh Marilyn
21st highest in Wales,
475th highest in Great Britain

Walk Y Llethr walking UK Mountains in The Rhinogs Area Snowdonia National Park Gwynedd Wales

Y Llethr Summit

Photo: John Greaves

Y Llethr is on Ordnance Survey Maps:

OS Explorer Map OL18
1:25,000 scale (Orange Covers)
OS Landranger Map 124
1:50,000 scale (Pink Covers)

Y Llethr is on Peak Bagging Map & Hill Tick List:

The Rhinogs area of Snowdonia

Not familiar with Y Llethr?

See the location of Y Llethr and the walk that climbs it on an interactive Google Map

You can walk to the top of Y Llethr by using this easy to follow route map:

Walk gw159 Rhinog Fawr, Rhinog Fach, Y Llethr and Diffwys from Cwm Nantcol

Fantastic - but very long and with two big ascents

Vital Statistics:

Length:	12mls (19km)
Ascent:	4,723ft (1,439m)
Time:	9.25hrs
Grade:		(Hard)

Walk route map with easy-to-follow route instructions for walk gw159 Rhinog Fawr, Rhinog Fach, Y Llethr and Diffwys from Cwm Nantcol pdf

Route Summary:

Maes-y-garnedd - Nantcol - Rhinog Fawr - Bwlch Drws-Ardudwy - Rhinog Fach - Llyn Hywel - Y Llethr - Crib-y-rhiw - Diffwys - Diffwys (West Top) - Llyn Bodlyn - Cil-cychwyn - Pont Cerrig - Afon Cwmnantcol - Cwm Nantcol - Maes-y-garnedd

Get directions to the start of this easy-to-follow walk

Walking

See more details about this easy-to-follow walk

Not familiar with Y Llethr?

See the location of Y Llethr and the walk that climbs it on an interactive Google Map

Fellow go4awalkers who have already walked, climbed, summited & bagged Y Llethr

Donovan Suddell walked up on April 16th, 2021 [from/via/route] BontDdu [with] alone [weather] Sunny & clear.

Andy Buxton climbed on June 20th, 1968 [from/via/route] Roman Steps [with] BVGS [weather] Sunny/showers - Training for 14 Peaks (we reckoned that the 14 Peaks were good training for the Rhinogs!)

David Lane bagged on May 10th, 1999 [with] Kelly

Linda Mckeogh, Mark Davidson, Paul Booth and Trevor Williams have all walked, climbed & bagged Y Llethr.

To add (or remove) your name and experiences on this page - Log On and edit your Personal Mountain Bagging Record

Not familiar with Y Llethr?

See the location of Y Llethr and the walk that climbs it on an interactive Google Map

More Photographs & Pictures of views from, on or of Y Llethr

360 panorama from the summit of Rhinog Fach featuring: Rhinog Fach. Cadair Idris (in the distance), Y Llethr, Moelfre (Rhinogs), Cwm Nantcol and Rhinog Fach

Photo: John Greaves (28)

Rhinog Fach and Y Llethr with Bwlch Drws-Ardudwy below from Rhinog Fawr

Photo: Justin Pickford (9)

Y Llethr and Crib-y-rhiw above Llyn Dulyn from Diffwys

Photo: John Greaves (40)

Y Llethr from the modest cairn on the summit of Crib-y-rhiw

Photo: John Greaves (38)

The Rhinogs featuring (left to right): Rhinog Fawr, Rhinog Fach, Y Llethr, Diffwys and Moelfre (Rhinogs) (behind the house) from Llandanwg

Photo: Steph Nevin (10)

Y Llethr from the summit of Rhinog Fach (with Cadair Idris in the distance behind the summit cairn)

Photo: John Greaves (29)

Crib-y-rhiw (foreground) and Diffwys from Y Llethr

Photo: John Greaves (37)

Y Llethr from Nantcol

Photo: Justin Pickford (2)

Y Llethr and Llyn Hywel from the summit of Rhinog Fach

Photo: John Greaves (30)

Rhinog Fawr (centre left) and Rhinog Fach (centre right) and Llyn Hywel from Y Llethr

Photo: John Greaves (35)

Y Llethr from the pass above Llyn Hywel

Photo: John Greaves (34)

Llyn Hywel below Y Llethr with Cadair Idris (in the distance centre left), Moelfre (Rhinogs) (in the distance centre right) and Cwm Nantcol from the summit of Rhinog Fach

Photo: John Greaves (32)

Send us your photographs and pictures on, of, or from Y Llethr

If you would like to add your walk photographs and pictures featuring views from, on or of Y Llethr to this page, please send them as email attachments (configured for any computer) along with your name to:

and we shall do our best to publish them.

(Guide Resolution = 300dpi. At least = 660pixels (wide) x 440 pixels (high).)