Rhuddlan Castle

Castle Medieval river-facing Welsh castle built by Edward I

A 13th‑century Edward I fortress on the River Clwyd, Rhuddlan Castle attracts visitors for its stone walls, earthworks and riverside setting, with local guides explaining its role in medieval Wales.

Main image

Rhuddlan Castle is a late 13th‑century fortress in the town of Rhuddlan in north Wales, constructed during the English crown’s consolidation of the region. The stone castle was part of the chain of fortifications established by Edward I in Wales.

The site retains substantial sections of curtain wall, towers and earthworks that illustrate medieval concentric castle design and riverine defence. Visitors can inspect the masonry remains, the motte and the outline of the castle’s internal arrangement from public walkways.

The castle was built under the direction of the English crown in the late 1200s as part of military and administrative control of the surrounding territory; it acted as a garrison and local stronghold and later fell into partial ruin. Over centuries the site became a historic ruin managed as a scheduled monument.

Rhuddlan Castle stands on the east bank of the River Clwyd in Denbighshire, Wales, within the small town of Rhuddlan. It is a short drive from larger centers such as Rhyl and approximately 20-30 kilometers from regional transport hubs on the North Wales coast.

  • Best viewpoints: Clear views of the castle's curtain walls and gatehouse are best obtained from the town side of the River Clwyd; the motte and surrounding earthworks remain visible.
Rhuddlan Castle
Rhuddlan, Denbighshire, Wales
53.2892, -3.4643
Open access (outdoor site) - check Cadw for details
Free (outdoor ruins)

How to Get to Rhuddlan Castle #

Rhuddlan Castle is in the centre of Rhuddlan village (Denbighshire) and is reached easily by car from the A55 North Wales Expressway - follow the local A525/A547 routes into Rhuddlan. The nearest mainline railway station is Rhyl (several kilometres to the north) with local bus services running into Rhuddlan; once in the village the castle stands a short walk from the high street and riverfront.

Tips for Visiting Rhuddlan Castle #

  • Check Cadw's website for current opening times and any access notes before you go, as Rhuddlan Castle is a compact historic ruin and facilities/closures change seasonally.
  • Visit early in the day to avoid school groups and coach parties; the site is relatively small so mornings are the quietest for photography and lingering on the ramparts.
  • Spend a few minutes walking the outer earthworks and the riverbank - the surviving defensive ditches and views over the River Clwyd give better context to the castle than viewing the ruined keep alone.

Best Time to Visit Rhuddlan Castle #

Late spring or early autumn is ideal for milder weather and fewer crowds; summer is the busiest period.

Spring
April - June · approx. 8-18°C
Pleasant weather and fewer visitors than peak summer-good for exploring the castle and nearby riverside walks.
Summer
July - August · approx. 15-22°C
Warmest and busiest time with most visitors and day-trippers; expect fuller car parks and local attractions.
Winter
November - February · approx. 2-10°C
Cool, wet and quieter; some visitor facilities may have reduced hours.

Weather & Climate near Rhuddlan Castle #

Climate

Rhuddlan Castle's climate is classified as Oceanic - Oceanic climate with mild summers (peaking in July) and cold winters (coldest in February). Temperatures range from 2°C to 20°C. Moderate rainfall (760 mm/year).

Air Quality: AQI 31 Good
Best Time to Visit
JulyMayJune
Temperature & Rainfall
Temperature Range
24°
Warmest Month
-3°
Coldest Month
Monthly Conditions

January

January is cold with highs of 8°C and lows of 2°C. Moderate rainfall (69 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
87%
Humidity
Very Humid

Weather

69 mm
Rainfall
5.6 m/s
Wind
Light Breeze
0.0
UV Index
Low
7.9h daylight

February

February is the coolest month with highs of 7°C and lows of 2°C. Moderate rainfall (51 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
87%
Humidity
Very Humid

Weather

51 mm
Rainfall
5.6 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.6h daylight

March

March is cold with highs of 9°C and lows of 3°C. Moderate rainfall (62 mm) and mostly overcast skies.

54 Acceptable

Comfort

Feels Like Cold
C
Temperature
87%
Humidity
Very Humid

Weather

62 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.3
UV Index
Low
11.7h daylight

April

April is cold with highs of 12°C and lows of 4°C. Moderate rainfall (48 mm) and mostly overcast skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
85%
Humidity
Very Humid

Weather

48 mm
Rainfall
4.5 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
13.8h daylight

May

May is cool with highs of 16°C and lows of 7°C. Moderate rainfall (46 mm) and mostly overcast skies.

66 Good

Comfort

11°
Feels Like Cool
11°C
Temperature
16°
84%
Humidity
Very Humid

Weather

46 mm
Rainfall
4.4 m/s
Wind
Light Breeze
1.1
UV Index
High
15.7h daylight

June

June is cool with highs of 18°C and lows of 10°C. Moderate rainfall (55 mm) and mostly overcast skies.

66 Good

Comfort

14°
Feels Like Cool
14°C
Temperature
10° 18°
85%
Humidity
Very Humid

Weather

55 mm
Rainfall
4.3 m/s
Wind
Light Breeze
1.3
UV Index
High
16.7h daylight

July

July is cool with highs of 20°C and lows of 12°C. Moderate rainfall (50 mm) and mostly overcast skies.

68 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 20°
85%
Humidity
Very Humid

Weather

50 mm
Rainfall
4.3 m/s
Wind
Light Breeze
1.2
UV Index
High
16.2h daylight

August

August is cool with highs of 20°C and lows of 12°C. Moderate rainfall (66 mm) and mostly overcast skies.

66 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 20°
85%
Humidity
Very Humid

Weather

66 mm
Rainfall
4.2 m/s
Wind
Light Breeze
1.0
UV Index
Moderate
14.6h daylight

September

September is cool with highs of 17°C and lows of 10°C. Moderate rainfall (71 mm) and mostly overcast skies.

64 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
10° 17°
85%
Humidity
Very Humid

Weather

71 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
12.5h daylight

October

October is cool with highs of 14°C and lows of 7°C. Moderate rainfall (79 mm) and mostly overcast skies.

54 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
14°
85%
Humidity
Very Humid

Weather

79 mm
Rainfall
5.0 m/s
Wind
Light Breeze
0.2
UV Index
Low
10.4h daylight

November

November is cold with highs of 10°C and lows of 4°C. The wettest month with 86 mm of rain and mostly overcast skies.

52 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
86%
Humidity
Very Humid

Weather

86 mm
Rainfall
5.0 m/s
Wind
Light Breeze
0.1
UV Index
Low
8.4h daylight

December

December is cold with highs of 8°C and lows of 3°C. Moderate rainfall (77 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
87%
Humidity
Very Humid

Weather

77 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.0
UV Index
Low
7.3h daylight

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