Mountain

Twyn y Waun

Located in Town, Merthyr Tydfil Coordinates: 51°45′02″ N 3°19′36″ W

Location in United Kingdom

Elevation: 460 m; above sea level
Nearest town: Merthyr Tydfil; 3.6 km W
Local time: UTC+00:00; Europe/London · UTC+00:00
When to go: June–August; See the climate
Airports: CWL Cardiff International Airport39 km; BRS Bristol Airport59 km

About Twyn y Waun

Twyn y Waun is a mountain. Location: Town, Merthyr Tydfil. Elevation: 460 m. The best months to visit are June–August. The nearest airport is Cardiff International Airport (39 km). Nearby sights include Mynydd Cilfach-yr-encil and Pen Garnbugail.

Photos of Twyn y Waun

Mynydd Llangynidr Alan Bowring · CC BY-SA 2.0
Morlais Castle Gibbinskaren · CC BY-SA 4.0

Climate of Twyn y Waun

Best months for sightseeing

Best months for sightseeing: June–August.

This month · November

A wet month

Day 8° · Night 3° · Rain 155 mm

Hottest month: July (day 18°)
Coldest month: February (night 0°)
Wettest month: December (161 mm)
Driest month: July (76 mm)

5° 0°

7° 1°

10° 2°

14° 5°

16° 8°

18° 10°

15° 8°

12° 6°

8° 3°

6° 1°

Jan

160

Feb

114

Mar

121

Apr

May

Jun

Jul

Aug

105

Sep

121

Oct

137

Nov

155

Dec

161

Bars: average monthly low and high temperature. Below: precipitation. Monthly averages for 1970–2000 at about 18 km resolution, adjusted for elevation. Highlighted months are mild and relatively dry. Source: WorldClim 2.1 (CC BY 4.0).

Show values as a table

Climate of Twyn y Waun
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high (°C)	5°	5°	7°	10°	14°	16°	18°	18°	15°	12°	8°	6°
Average low (°C)	0°	0°	1°	2°	5°	8°	10°	10°	8°	6°	3°	1°
Precipitation (mm)	160	114	121	87	85	86	76	105	121	137	155	161

Other places to visit in this season: June July August

How to get to Twyn y Waun

The nearest airport is Cardiff International Airport (CWL), 39 km to the south as the crow flies. The nearest large city is Newport, 29 km to the southeast.

Airports

Cardiff International Airport (CWL) Cardiff 39 kmsouth
Bristol Airport (BRS) Bristol 59 kmsoutheast
Exeter International Airport (EXT) Exeter, Devon 113 kmsouth

Nearby large cities

Newport Population: 161.5K 29 kmsoutheast
Cardiff Population: 372.1K 32 kmsouth
Swansea Population: 300.4K 45 kmwest
Bristol Population: 479K 60 kmsoutheast
Gloucester Population: 132.4K 76 kmeast

Straight-line distances; road distances are longer. Airport data: OurAirports.

Day trips from Twyn y Waun

Within 100 km: 957 historic and cultural sites, 2,195 natural sites, 162 lakes, rivers and coasts.

0–25 km232 places

Llangorse Lake Lake 21 kmN
Talybont Reservoir Lake 12 kmN
Pen y Fan Mountain 17 kmNW
Sugar Loaf Mountain 22 kmNE

25–60 km1,189 places

Steep Holm Island 48 kmS
Flat Holm Island 44 kmS
Barry Island Island 40 kmS
Sully Island Island 40 kmS

60–100 km1,893 places

Saunton Sands Beach 96 kmSW
Putsborough Beach Beach 92 kmSW
Kilve Beach Beach 62 kmS
Mwnt beach Beach 100 kmNW

Straight-line distances.

Nearest towns and villages

Merthyr Tydfil City, Town
3.6 km W
Fochriw Village, Darran Valley
2.3 km SE
Rhymney Town, Rhymney
3 km E
Abercanaid Town, Troed-y-Rhiw
4.1 km SW
Mountain Hare Neighbourhood, Town
2.3 km W
Dowlais Top Neighbourhood, Dowlais
1.8 km NW

Twyn y Waun

Nearby attractions & nature

Everything nearby

Mynydd Cilfach-yr-encil Mountain, Troed-y-Rhiw
3.3 km S
Pen Garnbugail Mountain, Bedlinog
3.4 km SE
Cefn y Brithdir Mountain, Darran Valley
4.2 km SE
Morlais Hill Mountain, Pant
4.5 km NW
Rhymney Hill Mountain, Tredegar
4.7 km NE
Mynydd Llangynidr Mountain, Llangynidr
7.4 km N
Coed yr Hendre Mountain, Bedlinog
5.2 km SE
Cefn Merthyr Mountain, Merthyr Vale
5.8 km S

Twyn y Waun

Sources & licences

GeoNames, CC-BY-4.0 GeoNames (www.geonames.org), CC BY 4.0

Data last updated: November 3, 2026