Naranjo de Bulnes

Mountain Iconic limestone peak popular with rock climbers

A limestone needle in the Picos de Europa, Naranjo de Bulnes (Picu Urriellu) attracts technical rock climbers and hikers who use nearby Bulnes and mountain refuges to approach the peak.

Main image

Naranjo de Bulnes, also known as Picu Urriellu, is a prominent limestone peak in the Picos de Europa range of Asturias in northern Spain, reaching 2,519 metres in elevation. The mountain is one of the most recognisable summits in the Picos de Europa and a landmark of northern Spanish mountaineering.

The peak is distinguished by its steep, nearly vertical north face of roughly 550 metres, which has established the mountain as a classic and historic rock-climbing objective. Hiking routes approach the massif from nearby valleys and mountain refuges, while technical climbs use established routes on the walls.

The mountain has long been a focal point for climbers and mountain walkers, and its compact, dramatic profile makes it a conspicuous feature within the limestone massif. It sits within the Picos de Europa National Park landscape, characterised by deep gorges and rugged peaks.

Naranjo de Bulnes is located in the Asturias region of northern Spain, within the Picos de Europa mountain system and the municipal area traditionally associated with Cabrales.

  • Elevation and climbing face: Rises to 2,519 metres above sea level and presents a near-vertical north face of roughly 550 metres that is a classic objective for technical alpine rock climbing.
Naranjo de Bulnes
43.2013, -4.8172

How to Get to Naranjo de Bulnes #

Access from Potes or Fuente Dé in Cantabria; Fuente Dé cable car gives panoramic views (then a hike to viewpoints). Mountain approaches also start in Sotres or Bulnes village-Bulnes reachable by footpath or funicular from Poncebos.

Tips for Visiting Naranjo de Bulnes #

  • Hire a local mountain guide-routes up Naranjo de Bulnes (Picu Urriellu) are technical and weather-dependent.
  • Check conditions: the face is famed for rock-climbing and can be dangerous in rain or wind; seasons matter.
  • For non-climbers, viewpoints in Sotres and Bulnes offer dramatic vistas without technical ascent.

Best Time to Visit Naranjo de Bulnes #

Summer is the main climbing season; non-climbers should visit in summer or early autumn for best views and access.

Summer climbing season
Jun-Sep · 10-20°C
Best time for rock climbing and high-Alpine access; trails are clearer and refuges open.
Spring/Autumn
Apr-May & Sep-Oct · 5-15°C
Good for lower-elevation hikes; weather can be changeable.
Winter
Nov-Mar · -5-5°C
Snow and ice: only for experienced mountaineers with proper gear.

Weather & Climate near Naranjo de Bulnes #

Climate

Naranjo de Bulnes's climate is classified as Subarctic - Subarctic climate with cool summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -5°C to 18°C. Abundant rainfall (1337 mm/year), wettest in December.

Best Time to Visit
AugustJulySeptember
Temperature & Rainfall
Temperature Range
33°
Warmest Month
-16°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 0°C and lows of -5°C. Significant rainfall (147 mm), mostly overcast skies, and breezy conditions.

27 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-5°
91%
Humidity
Very Humid

Weather

147 mm
Rainfall
7.7 m/s
Wind
Breezy
0.2
UV Index
Low
9.2h daylight

February

February is freezing with highs of 1°C and lows of -5°C. Significant rainfall (118 mm), mostly overcast skies, and breezy conditions.

29 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-5°
88%
Humidity
Very Humid

Weather

118 mm
Rainfall
7.7 m/s
Wind
Breezy
0.3
UV Index
Low
10.3h daylight

March

March is cold with highs of 3°C and lows of -3°C. Regular rainfall (95 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
83%
Humidity
Very Humid

Weather

95 mm
Rainfall
7.0 m/s
Wind
Breezy
0.7
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 5°C and lows of -2°C. Significant rainfall (133 mm), mostly overcast skies, and breezy conditions.

36 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
80%
Humidity
Very Humid

Weather

133 mm
Rainfall
6.5 m/s
Wind
Breezy
1.1
UV Index
High
13.3h daylight

May

May is cold with highs of 9°C and lows of 1°C. Significant rainfall (143 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
78%
Humidity
Very Humid

Weather

143 mm
Rainfall
5.7 m/s
Wind
Light Breeze
1.5
UV Index
High
14.5h daylight

June

June is cold with highs of 14°C and lows of 5°C. Regular rainfall (81 mm) and mostly overcast skies.

54 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
14°
74%
Humidity
Very Humid

Weather

81 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.7
UV Index
Very High
15.2h daylight

July

July is cool with highs of 18°C and lows of 7°C. Moderate rainfall (65 mm) and partly cloudy skies.

68 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
18°
72%
Humidity
Very Humid

Weather

65 mm
Rainfall
4.7 m/s
Wind
Light Breeze
1.7
UV Index
Very High
14.9h daylight

August

August is cool with highs of 18°C and lows of 8°C. Moderate rainfall (57 mm) and partly cloudy skies.

70 Very Good

Comfort

13°
Feels Like Cool
13°C
Temperature
18°
71%
Humidity
Very Humid

Weather

57 mm
Rainfall
4.7 m/s
Wind
Light Breeze
1.5
UV Index
High
13.8h daylight

September

September is cold with highs of 14°C and lows of 6°C. Moderate rainfall (77 mm) and partly cloudy skies.

58 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
14°
74%
Humidity
Very Humid

Weather

77 mm
Rainfall
5.0 m/s
Wind
Light Breeze
1.1
UV Index
High
12.4h daylight

October

October is cold with highs of 8°C and lows of 2°C. Significant rainfall (122 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
80%
Humidity
Very Humid

Weather

122 mm
Rainfall
6.2 m/s
Wind
Breezy
0.6
UV Index
Moderate
10.9h daylight

November

November is cold with highs of 4°C and lows of -1°C. Significant rainfall (143 mm), mostly overcast skies, and breezy conditions.

36 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
89%
Humidity
Very Humid

Weather

143 mm
Rainfall
7.3 m/s
Wind
Breezy
0.3
UV Index
Low
9.5h daylight

December

December is freezing with highs of 1°C and lows of -4°C. The wettest month with heavy rain (156 mm), mostly overcast skies, and breezy conditions.

25 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-4°
89%
Humidity
Very Humid

Weather

156 mm
Rainfall
7.9 m/s
Wind
Breezy
0.1
UV Index
Low
8.8h daylight

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