Routes up
Clawdd Du Mawr routes: 4 ways to the top
North Ridge RouteScrambling · 5.6km · 450 m ascent · ~1h 50m · from Car Park at Llyn Cwm-y-ffynnonGrade 1 Scramble
The North Ridge Route offers a classic Grade 1 scramble with stunning views over the surrounding valleys, the route is straightforward but requires a good head for heights
South Face AscentScrambling · 4.8km · 500 m ascent · ~1h 50m · from Base of the South FaceGrade 2 Scramble
This route involves a more challenging Grade 2 scramble up the South Face, it is recommended for experienced scramblers due to its exposure and technical sections
East Ridge HikeHiking · 6.2km · 400 m ascent · ~1h 55m · from Parking Area near A4086Hiking
The East Ridge Hike is a popular hiking route that provides a less technical ascent with beautiful panoramic views, suitable for most hikers
West Face ClimbClimbing · 3.5km · from West Face Base CampClimbing
The West Face Climb is a technical climbing route that requires full climbing gear and experience, it offers a direct and challenging ascent
Summit today
Is it safe to climb Clawdd Du Mawr today?
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Cloud inversion · 7 days
The chance of standing above a sea of cloud on Clawdd Du Mawr each morning this week, from overnight temperature, humidity and low cloud below the 535m summit.
Dark sky · 7 days
How dark the sky gets over Clawdd Du Mawr each night this week, from cloud cover, moonlight and local light pollution.
Snow · 7 days
Snowfall and lying snow at the summit over the next 7 days.
Sun today
Sunrise 07:03, sunset 16:53
9h 50m of daylight. Golden hour ends 07:52 and starts 16:03. From the summit you see the sun 06:58 to 16:57.
Nearby summits
Close to Clawdd Du Mawr
About Clawdd Du Mawr
Clawdd Du Mawr is 535 m (1,755 ft) high with 28 m of prominence. It is in South-West Wales, Wales. OS grid reference SN851690. It is the 9th highest of the 50 summits Peakify lists in South-West Wales. The nearest summits are Pant-llwyd (2.4 km), Esgair Garthen (5.4 km) and Llan Ddu Fawr (6.3 km).
How high is Clawdd Du Mawr?
Clawdd Du Mawr is 535 metres high with 28 metres of prominence.
Where is Clawdd Du Mawr?
Clawdd Du Mawr is listed in South-West Wales, Wales.
Are there routes for Clawdd Du Mawr?
Peakify lists 4 routes for Clawdd Du Mawr, including available distance, ascent, start point, and difficulty details.
Is it safe to climb Clawdd Du Mawr today?
Peakify rates each day on the summit Good, Marginal or Poor from the forecast summit wind, gusts, chance of rain and wind chill. Wind of 40 mph or gusts of 65 mph make it Poor; wind of 25 mph, gusts of 45 mph, a 60% chance of rain or a feels-like temperature of -8°C or below make it Marginal. Today's and tomorrow's ratings are at the top of this page. The rating covers the weather only: also check your route, daylight, kit and experience, and in winter whether you need an ice axe and crampons.
What weather information is shown for Clawdd Du Mawr?
The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.
Peakify is run by Sam Tyler, who has climbed Yr Wyddfa 22 times. The forecast refreshes every hour; how our forecast works.
