Mountain

Hirfynydd

Located in Glynneath, Neath Port Talbot Coordinates: 51°45′18″ N 3°40′58″ W

Location in United Kingdom

Elevation: 481 m; above sea level
Nearest town: Seven Sisters; 2.7 km NW
Local time: UTC+00:00; Europe/London · UTC+00:00
When to go: July–August; See the climate
Airports: CWL Cardiff International Airport46 km; BRS Bristol Airport79 km

About Hirfynydd

Hirfynydd is a mountain. Location: Glynneath, Neath Port Talbot. Elevation: 481 m. The best months to visit are July–August. The nearest airport is Cardiff International Airport (46 km). Nearby sights include Hirfynydd East Top and Mynydd y Drum.

Climate of Hirfynydd

Best months for sightseeing

Best months for sightseeing: July–August.

This month · November

A wet month

Day 8° · Night 3° · Rain 156 mm

Hottest month: July (day 17°)
Coldest month: February (night 0°)
Wettest month: November (156 mm)
Driest month: May (79 mm)

5° 0°

7° 1°

9° 2°

13° 5°

15° 8°

17° 10°

15° 8°

11° 6°

8° 3°

6° 1°

Jan

152

Feb

107

Mar

115

Apr

May

Jun

Jul

Aug

105

Sep

117

Oct

139

Nov

156

Dec

156

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 Hirfynydd
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high (°C)	5°	5°	7°	9°	13°	15°	17°	17°	15°	11°	8°	6°
Average low (°C)	0°	0°	1°	2°	5°	8°	10°	10°	8°	6°	3°	1°
Precipitation (mm)	152	107	115	83	79	85	83	105	117	139	156	156

Other places to visit in this season: July August

How to get to Hirfynydd

The nearest airport is Cardiff International Airport (CWL), 46 km to the southeast as the crow flies. The nearest large city is Swansea, 23 km to the southwest.

Airports

Cardiff International Airport (CWL) Cardiff 46 kmsoutheast
Bristol Airport (BRS) Bristol 79 kmsoutheast
Exeter International Airport (EXT) Exeter, Devon 115 kmsouth

Nearby large cities

Swansea Population: 300.4K 23 kmsouthwest
Cardiff Population: 372.1K 46 kmsoutheast
Newport Population: 161.5K 51 kmeast
Bristol Population: 479K 82 kmsoutheast
Gloucester Population: 132.4K 100 kmeast

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

Day trips from Hirfynydd

Within 100 km: 921 historic and cultural sites, 2,165 natural sites, 173 lakes, rivers and coasts.

0–25 km237 places

Pen y Fan Mountain 22 kmNE
Trichrug Mountain 21 kmNW
Fan Gyhirych Mountain 12 kmN
Brecon Beacons Mountain 22 kmNE

25–60 km1,118 places

Worms Head Island 49 kmSW
Flat Holm Island 57 kmSE
Barry Island Island 49 kmSE
Sully Island Island 52 kmSE

60–100 km1,904 places

Poppit Sands Beach 80 kmNW
Saunton Sands Beach 82 kmSW
Mouthmill Beach Beach 97 kmSW
Putsborough Beach Beach 77 kmSW

Straight-line distances.

Nearest towns and villages

Seven Sisters Village, Seven Sisters
2.7 km NW
Glyn-neath Town, Glynneath
4.5 km E
Resolven Village, Resolven
4.9 km S
Seven Sisters Municipality, Neath Port Talbot
1.8 km W
Coelbren Village, Tawe-Uchaf
4.2 km N
Pentreclwydau Village, Glynneath
2.8 km S

Hirfynydd

Nearby attractions & nature

Everything nearby

Hirfynydd East Top Mountain, Onllwyn
3.1 km NE
Mynydd y Drum Mountain, Tawe-Uchaf
3.7 km NW
Mynydd y Drum SW Top Mountain, Seven Sisters
3.9 km NW
Henrhyd Waterfall Natural site, Tawe-Uchaf
4.5 km N
Mynydd Resolfen Mountain, Blaengwrach
4.7 km SE
Mynydd Pen-y-cae Mountain, Blaengwrach
6.5 km SE
Cribarth Mountain, Tawe-Uchaf
6.8 km N
Mynydd Marchywel North Top Mountain, Cilybebyll
6.8 km W

Hirfynydd

Sources & licences

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

Data last updated: November 3, 2026