Cardigan Island

Island Small Welsh island with seabird colonies

A small island off Cardigan Bay, Cardigan Island draws boat trips for large seabird colonies, grey seals hauled out on rocks and coastal walks from nearby Pembrokeshire shorelines.

Main image

Cardigan Island is a small island in Cardigan Bay off the west coast of Wales, within the territory of the United Kingdom. The island is part of a coastal marine environment known for seabirds and marine mammals.

The island is visited mainly for wildlife observation, particularly seabirds and seals, and is commonly seen from boat trips operating from nearby coastal towns. There are no major visitor facilities on the island itself and landing is restricted at times to protect wildlife.

As a natural island it has been shaped by coastal processes and is part of the wider Cardigan Bay marine ecosystem.

It lies off the Ceredigion coast in west Wales, within Cardigan Bay and close to mainland coastal settlements that provide boat access and viewpoints.

  • Wildlife viewing: Important for coastal birdlife and marine mammals in Cardigan Bay; best viewed by boat trips from nearby coastal towns.
Cardigan Island
52.1333, -4.6833

How to Get to Cardigan Island #

Access is by private boat from Cardigan Bay launching points; there are no scheduled ferries. Landings depend on sea conditions and tides. Many visitors view the island from boats or shore-based vantage points on the mainland.

Tips for Visiting Cardigan Island #

  • Best visited by small boat at calm tides - landing can be awkward on rocky shores.
  • Bring binoculars for observing common grey seals that haul out on offshore rocks.
  • There are no visitor facilities; treat the island as a seabird reserve and keep noise to a minimum.

Best Time to Visit Cardigan Island #

Summer months offer the best wildlife activity but require careful behavior to avoid disturbing nesting birds.

Summer breeding season
May-September · 12°C to 18°C
Seabirds are active; best time for wildlife viewing but also the most ecologically sensitive.
Spring/autumn
April, October · 5°C to 12°C
Fewer visitors and migrating birds present; weather is more changeable.

Weather & Climate near Cardigan Island #

Climate
Temperature & Rainfall
Temperature Range
27°
Warmest Month
-7°
Coldest Month
Monthly Conditions

January

Weather

0.0
UV Index
Low
8.1h daylight

February

Weather

0.1
UV Index
Low
9.7h daylight

March

Weather

0.4
UV Index
Low
11.7h daylight

April

Weather

0.8
UV Index
Moderate
13.8h daylight

May

Weather

1.2
UV Index
High
15.5h daylight

June

Weather

1.5
UV Index
High
16.5h daylight

July

Weather

1.4
UV Index
High
16.0h daylight

August

Weather

1.1
UV Index
High
14.5h daylight

September

Weather

0.7
UV Index
Moderate
12.5h daylight

October

Weather

0.3
UV Index
Low
10.4h daylight

November

Weather

0.1
UV Index
Low
8.6h daylight

December

Weather

0.0
UV Index
Low
7.5h daylight

Nearby Attractions to Cardigan Island