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Geonivora
Historic site

Castell Cossan

Located in Llanboidy, Carmarthenshire Coordinates: 51°54′38″ N 4°36′53″ W

Map showing the location of Castell Cossan Castell Cossan
Location in United Kingdom
Nearest town
Glandwr
2.4 km NW
Local time
UTC+00:00
Europe/London · UTC+00:00
Elevation
186 m
above sea level
When to go
June–September
See the climate
Airports
CWL Cardiff International Airport105 km
BRS Bristol Airport144 km

About Castell Cossan

Castell Cossan is a historic site. Location: Llanboidy, Carmarthenshire. The best months to visit are June–September. The nearest airport is Cardiff International Airport (105 km). Nearby sights include Pen Trehir Uchaf and Castell Bach.

At a glance

Heritage designation
National Monument of Wales

Source: Wikidata

Climate of Castell Cossan

Best months for sightseeing

Best months for sightseeing: June–September.

This month · November

A wet month

Day 10° · Night 5° · Rain 134 mm

Hottest month
August (day 18°)
Coldest month
February (night 2°)
Wettest month
November (134 mm)
Driest month
May (70 mm)

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 Castell Cossan
Month JanFebMarAprMayJunJulAugSepOctNovDec
Average high (°C)7°7°9°11°14°16°18°18°16°13°10°8°
Average low (°C)3°2°3°4°7°10°12°12°10°8°5°4°
Precipitation (mm)12288957270797595100126134127

Other places to visit in this season: June July August September

How to get to Castell Cossan

The nearest airport is Cardiff International Airport (CWL), 105 km to the southeast as the crow flies. The nearest large city is Swansea, 56 km to the southeast.

Airports

  • Cardiff International Airport (CWL) Cardiff 105 kmsoutheast
  • Bristol Airport (BRS) Bristol 144 kmsoutheast
  • Exeter International Airport (EXT) Exeter, Devon 155 kmsoutheast

Nearby large cities

  • Swansea Population: 300.4K 56 kmsoutheast
  • Cardiff Population: 372.1K 110 kmsoutheast
  • Newport Population: 161.5K 117 kmeast
  • Bristol Population: 479K 148 kmeast
  • Exeter Population: 130.7K 152 kmsoutheast

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

Day trips from Castell Cossan

Within 100 km: 411 historic and cultural sites, 1,379 natural sites, 156 lakes, rivers and coasts.

0–25 km222 places

  • Poppit Sands Beach 23 kmN
  • Craig y Gwbert Island 24 kmN
  • Ynys Fawr Island 16 kmN
  • Llys-y-frân Reservoir Lake 17 kmW

25–60 km645 places

  • St Justinian Natural site 48 kmW
  • Porth Clais Natural site 46 kmW
  • Port Selau Natural site 48 kmW
  • Manorbier Beach Beach 33 kmSW

60–100 km1,079 places

  • Saunton Sands Beach 94 kmS
  • Putsborough Beach Beach 89 kmS
  • The Smalls Island 76 kmW
  • Saint Tudwals Island West Island 99 kmN

Straight-line distances.

Nearby attractions & nature

Everything nearby

Nearest towns and villages

Sources & licences

Data last updated: · 2 independent sources