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Beacon Hill

306m · 1004ft Munro Top Monmouthshire [Sir Fynwy]

Beacon Hill

Munro Top Tump (300-399m)

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306m
Height (1004ft)
Grid Ref
Monmouthshire [Sir Fynwy]
County
32C: Neath to Chepstow
Area
Beacon Hill, Trellech
Photo: Rude Health / geograph.org.uk (CC BY-SA 2.0)

Beacon Hill is a 306m (1004ft) Wales hill classified as a Munro Top, one of 1806 Munro Tops in Wales. Check the Beacon Hill weather forecast for wind, rain and visibility before your walk. Even at lower elevations, hill weather can differ significantly from the valley.

Geology: The bedrock here is Brownstones Formation — Micaceous sandstone — a sedimentary rock formed from compressed sand grains. Age: Lochkovian Age.
Contains British Geological Survey materials © UKRI. Open Government Licence.
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Beacon Hill Walking Weather Forecast

Planning to walk Beacon Hill? Our summit weather forecast shows live conditions at 306m 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 Beacon Hill: 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 306m), and wind gusts (which can be significantly stronger on exposed summits than in the valley below).

Beacon Hill weather can change quickly. 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 Beacon Hill.

Frequently Asked Questions

How high is Beacon Hill?
Beacon Hill is 306 metres (1004 feet) above sea level. It is classified as a Munro Top in Wales.
What is the weather like on Beacon Hill?
Beacon Hill stands at 306m, where conditions can still differ from the valley. Wind is typically stronger on the summit, and rain showers can arrive quickly in Wales. Check the hillandglen.com forecast for live summit wind, temperature and rain risk.
Is Beacon Hill suitable for beginners?
At 306m, Beacon Hill is one of the more accessible hills and is popular with walkers of all abilities. However, weather can change quickly — always check the forecast and carry waterproofs. Good footwear with grip is recommended as paths can be muddy or rocky.
What is a Munro Top?
A Munro Top is a summit over 3,000 feet in Scotland that is not considered sufficiently separate to be a Munro in its own right. There are over 1,800 Munro Tops. Many are visited as part of ridge traverses between Munros.
When is the best time to climb Beacon Hill?
The best months for climbing Beacon Hill 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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