Snowdon Mountain

Wales' highest mountain and popular hiking destination

Highest peak in Wales at 1,085 metres, accessible by several trails or the Snowdon Mountain Railway from Llanberis. Walkers and scramblers visit for summit panoramas across coast and uplands and for a range of routes at differing difficulty.

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Snowdon at a Glance#

Address: Snowdon (Yr Wyddfa), Snowdonia National Park, Gwynedd, Wales, UK

Admission: Free (mountain/national park access)

About Snowdon#

Snowdon, known in Welsh as Yr Wyddfa, is the highest mountain in Wales at 1,085 metres and a central peak of Snowdonia National Park. It is one of the UK’s most popular mountains for walking and scenic views.

The mountain offers a range of marked routes with differing difficulty and length. The Llanberis Path is the longest and least steep, while the Pyg Track and Miners Track are shorter and more rugged; the Snowdon Mountain Railway provides a seasonal rail link from Llanberis to the summit area for part of the ascent.

Human use of the mountain spans centuries for pastoralism and recreation; the mountain railway opened in the late 19th century to carry visitors and remains an important heritage transport link. The summit area includes visitor facilities and a weather-exposed ridge landscape shaped by glaciation.

Snowdon sits in northwestern Wales within Snowdonia National Park, close to the village of Llanberis and within driving distance of the regional centres of Bangor and Caernarfon; the terrain around the mountain is rugged with deep glacial valleys and lakes.

  • Height and walking times: At 1,085 metres it is the highest mountain in Wales; ascent times vary by route but the most popular walks typically take 3 to 6 hours round trip for fit walkers.
  • Weather and safety: The summit’s weather changes rapidly; many injuries occur on descents in poor visibility, so warm clothing, map and compass or a guide are recommended outside clear conditions.

What to See#

  • Summit (1,085 m) and Hafod Eryri visitor centre: Summit area (Yr Wyddfa) with trig point and summit cairn at 1,085 metres; includes the visitor facilities and the recently rebuilt summit centre.
  • Main ascent routes: Major footpaths used by most walkers, notably the Llanberis Path (longest, gradual), the Pyg Track and the Miners Track, which vary in distance and technical difficulty.
  • Snowdon Mountain Railway: The heritage funicular railway that climbs from Llanberis to the summit area, operating seasonally and offering an alternative to walking for part of the ascent.

How to Get to Snowdon#

Snowdon (Yr Wyddfa) in north Wales is commonly reached from the village of Llanberis. By road Llanberis is about 15-25 km from nearby towns (for example roughly 20 km from Bangor) and around 2-3 hours from major cities such as Manchester, depending on route and traffic; follow A55/A487 into Snowdonia and signposts to Llanberis.

From Llanberis you can hike the popular Llanberis Path or take the Snowdon Mountain Railway from Llanberis station up toward the summit (seasonal service). Another common car access point for ridge routes is the Pen-y-Pass car park (accessed via the A4086); allow a short walk from parking or the nearest drop-off to the pathheads.

Tips for Visiting Snowdon#

  • Start very early in the day (pre‑dawn or at first light) to avoid crowds, get clearer summit views before cloud builds, and secure parking on approach villages.
  • If you plan to ride, book the Snowdon Mountain Railway in advance and check seasonal operating dates; on busy days it sells out and the weather can close it at short notice.
  • Choose quieter ascents such as the Pyg Track or Miner's Track if you want to avoid the busiest Llanberis Path; expect marked paths and a variety of difficulty levels.

Best Time to Visit Snowdon#

For hiking and clearer conditions, aim for late spring to summer (May-September); winter visits are possible but require mountaineering experience and equipment.

Late Spring to Summer
May-Sep · lowlands 10-20°C; mountain summit often 5-15°C
Most accessible and safest conditions for hiking; longest daylight and busiest period on trails and at summit.
Autumn/Winter
Oct-Apr · summit often near or below freezing
Much colder with potential snow, ice and rapidly changing weather - routes can be hazardous and quieter due to conditions.

Weather & Climate near Snowdon#

Climate

Snowdon's climate is classified as Oceanic - Oceanic climate with cool summers (peaking in July) and cold winters (coldest in February). Temperatures range from -1°C to 15°C. Heavy rainfall (2472 mm/year), wettest in December.

Air Quality: AQI 25 Good
Best Time to Visit
JuneJulyMay
Temperature & Rainfall
Temperature Range
26°
Warmest Month
-4°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -1° - 4° -6° 272 mm overcast 87% 12.7 m/s 0.0 low 7.9h
February Poor -1° - 4° -6° 198 mm overcast 87% 12.1 m/s 0.1 low 9.6h
March Poor -1° - 5° -4° 230 mm overcast 86% 10.6 m/s 0.4 low 11.7h
April Poor 0° - 7° -2° 159 mm overcast 84% 8.5 m/s 0.8 moderate 13.8h
May Poor 3° - 11° 3° 142 mm overcast 83% 8.2 m/s 1.2 high 15.7h
June Poor 6° - 13° 6° 143 mm overcast 84% 7.4 m/s 1.4 high 16.7h
July Poor 8° - 15° 11° 146 mm overcast 85% 7.2 m/s 1.3 high 16.2h
August Poor 8° - 15° 11° 172 mm overcast 85% 7.1 m/s 1.0 high 14.6h
September Poor 6° - 12° 5° 203 mm overcast 85% 8.0 m/s 0.6 moderate 12.5h
October Poor 3° - 9° 1° 253 mm overcast 85% 10.3 m/s 0.3 low 10.4h
November Poor 1° - 6° -3° 276 mm overcast 86% 11.4 m/s 0.1 low 8.4h
December Poor 0° - 4° -5° 278 mm overcast 87% 11.6 m/s 0.0 low 7.3h

Nearby Attractions to Snowdon#