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Bera Mawr

794m · 2604ft Nuttall Gwynedd

Bera Mawr

Nuttall Sub-Simm

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794m
Height (2604ft)
Grid Ref
Gwynedd
County
30B: Snowdonia
Area
Descending from Bera Mawr
Photo: Stephen Hocker / geograph.org.uk (CC BY-SA 2.0)

Bera Mawr is a 794m (2604ft) Wales hill classified as a Nuttall, one of 442 Nuttalls in Wales. Check today's Bera Mawr summit weather including wind speed, temperature, rain risk and cloud cover before heading out. Weather on the Welsh hills can change quickly at this altitude.

Bera Mawr is a summit in the Carneddau mountains in north Wales, height 794 metres. It and Bera Bach are together known as the Berau, or northern Carneddau.

Source: Wikipedia (CC BY-SA 4.0)

Geology: The bedrock here is Foel Fras Volcanic Complex — Volcaniclastic rocks (both pyroclastic and reworked volcanic rocks — rock formed from fragmented volcanic material. Age: Caradoc Series.
Contains British Geological Survey materials © UKRI. Open Government Licence.
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Bera Mawr Walking Weather Forecast

Planning to walk Bera Mawr? Our summit weather forecast shows live conditions at 794m including wind speed, wind chill, temperature, freezing level, cloud base and rain risk. The forecast updates hourly using data from 7 weather models blended into the HILLANDGLEN ensemble — accuracy-weighted so the best-performing models have the most influence.

Key conditions to check before climbing Bera Mawr: wind chill (the real temperature you'll feel on exposed ridges), freezing level (whether ice and snow are likely on the summit), cloud base (whether you'll have visibility at 794m), and wind gusts (which can be significantly stronger on exposed summits than in the valley below).

Bera Mawr weather can change quickly at 794m. Valley conditions often differ from the summit — our forecast applies lapse rate adjustments to give you the actual temperature and wind at the top, not the nearest town. Check the 14-day outlook to find the best day to walk Bera Mawr.

Frequently Asked Questions

How high is Bera Mawr?
Bera Mawr is 794 metres (2604 feet) above sea level. It is classified as a Nuttall in Wales.
What is the weather like on Bera Mawr?
At 794m, conditions on Bera Mawr are noticeably different from the valley floor. Expect temperatures 4-6°C colder at the summit, stronger winds on exposed sections, and cloud that can sit on the tops. Check the live summit forecast on hillandglen.com for wind chill, rain risk and visibility before your walk.
Is Bera Mawr a difficult walk?
Bera Mawr at 794m is a hill walk requiring reasonable fitness. The main challenges are weather-related: wind, rain and poor visibility can make navigation harder. Check the summit forecast before setting out and carry waterproofs, warm layers and a map.
What is a Nuttall?
A Nuttall is a mountain in England or Wales over 2,000 feet (609.6 metres) with a drop of at least 15 metres. Compiled by John and Anne Nuttall, the list contains 442 peaks and is more inclusive than the Hewitts due to the lower prominence requirement.
When is the best time to climb Bera Mawr?
The best months for climbing Bera Mawr are typically May to September, when days are longest and weather is generally drier. Summer offers the most stable conditions and longest daylight hours. Autumn can also be excellent with clearer skies and golden light.

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