Sula Sgeir

Island Remote North Atlantic skerry with large seabird colonies

Sula Sgeir is a remote North Atlantic skerry with dense seabird colonies; naturalists note large gannet and puffin populations and the traditional seasonal guga (gannet‑chick) harvest by men from Ness, which requires permission to observe.

Main image

Sula Sgeir is a remote, uninhabited rocky island in the North Atlantic belonging to Scotland. It is notable for its dense seabird colonies, particularly large numbers of northern gannets, and for extreme, exposed coastal terrain.

The island has been used seasonally for centuries for traditional activities and is designated for conservation as a protected seabird habitat. Access is weather dependent and largely restricted to scientific visits or licensed traditional parties.

Sula Sgeir lies well offshore from the Outer Hebrides, roughly 60-70 km north-northwest of the Isle of Lewis. Its location is remote and exposed to North Atlantic conditions.

  • Seabird colonies: Home to large breeding seabird colonies, especially northern gannets, and protected as a wildlife site under UK conservation designations.
  • Traditional guga hunt: Subject to a licensed traditional guga hunt carried out by men from Ness on Lewis each year under strict regulation.
Sula Sgeir
59.0955, -6.1558

How to Get to Sula Sgeir #

Sula Sgeir is extremely remote; access is usually by sea from the Isle of Lewis or Harris, arranged through licensed local boat operators. Landings are subject to weather and wildlife protection rules; visitors should book well in advance and expect cancellations.

Tips for Visiting Sula Sgeir #

  • Sula Sgeir is remote and access is tightly controlled due to wildlife protections-arrange any visit through licensed operators familiar with local conservation rules.
  • Bring binoculars and a long lens-the island's gannets and seabird colonies are the real spectacle and landings are often minutes-long from the boat.
  • Prepare for rough seas and limited shelter; trips are weather dependent and can be cancelled even at short notice.

Best Time to Visit Sula Sgeir #

Visits are seasonal and heavily weather-dependent; summer is the usual window but landing permits are restricted to protect wildlife.

Summer (Jun-Aug)
Jun-Aug · 10-15°C
Breeding season for seabirds; most visits are organized in summer when sea conditions are relatively calmer.
Late Spring (May-Jun)
May-Jun · 8-12°C
Earlier season has fewer tourists but still unpredictable seas; bird activity ramps up.

Weather & Climate near Sula Sgeir #

Climate

Continental climate with cool summers (peaking in August) and cold winters (coldest in February). Temperatures range from 4°C to 14°C. Abundant rainfall (1404 mm/year), wettest in November.

Best Time to Visit
JuneAugustMay
Temperature & Rainfall
Temperature Range
19°
Warmest Month
Coldest Month
Monthly Conditions

January

January is cold with highs of 8°C and lows of 5°C. Significant rainfall (146 mm), mostly overcast skies, and breezy conditions.

34 Poor

Comfort

Feels Like Cold
C
Temperature
80%
Humidity
Very Humid

Weather

146 mm
Rainfall
9.9 m/s
Wind
Breezy
0.0
UV Index
Low
6.7h daylight

February

February is the coolest month with highs of 8°C and lows of 4°C. Significant rainfall (113 mm), mostly overcast skies, and breezy conditions.

36 Poor

Comfort

Feels Like Cold
C
Temperature
80%
Humidity
Very Humid

Weather

113 mm
Rainfall
9.4 m/s
Wind
Breezy
0.1
UV Index
Low
9.0h daylight

March

March is cold with highs of 8°C and lows of 5°C. Significant rainfall (134 mm), mostly overcast skies, and breezy conditions.

34 Poor

Comfort

Feels Like Cold
C
Temperature
81%
Humidity
Very Humid

Weather

134 mm
Rainfall
9.0 m/s
Wind
Breezy
0.2
UV Index
Low
11.6h daylight

April

April is cold with highs of 8°C and lows of 6°C. Regular rainfall (87 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
83%
Humidity
Very Humid

Weather

87 mm
Rainfall
7.5 m/s
Wind
Breezy
0.6
UV Index
Moderate
14.3h daylight

May

May is cold with highs of 10°C and lows of 7°C. Moderate rainfall (69 mm), mostly overcast skies, and breezy conditions.

50 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
84%
Humidity
Very Humid

Weather

69 mm
Rainfall
6.6 m/s
Wind
Breezy
0.9
UV Index
Moderate
16.8h daylight

June

June is cool with highs of 12°C and lows of 9°C. Moderate rainfall (72 mm), mostly overcast skies, and breezy conditions.

52 Acceptable

Comfort

10°
Feels Like Cool
10°C
Temperature
12°
87%
Humidity
Very Humid

Weather

72 mm
Rainfall
6.3 m/s
Wind
Breezy
1.2
UV Index
High
18.2h daylight

July

July is cool with highs of 13°C and lows of 11°C. Regular rainfall (82 mm), mostly overcast skies, and breezy conditions.

50 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
11° 13°
88%
Humidity
Very Humid

Weather

82 mm
Rainfall
6.0 m/s
Wind
Breezy
1.1
UV Index
High
17.5h daylight

August

August is cool with highs of 14°C and lows of 12°C. Regular rainfall (95 mm) and mostly overcast skies.

52 Acceptable

Comfort

13°
Feels Like Cool
13°C
Temperature
12° 14°
87%
Humidity
Very Humid

Weather

95 mm
Rainfall
5.9 m/s
Wind
Light Breeze
0.8
UV Index
Moderate
15.3h daylight

September

September is cool with highs of 13°C and lows of 10°C. Significant rainfall (134 mm), mostly overcast skies, and breezy conditions.

46 Poor

Comfort

12°
Feels Like Cool
12°C
Temperature
10° 13°
85%
Humidity
Very Humid

Weather

134 mm
Rainfall
7.3 m/s
Wind
Breezy
0.4
UV Index
Low
12.6h daylight

October

October is cold with highs of 11°C and lows of 9°C. Significant rainfall (161 mm), mostly overcast skies, and breezy conditions.

44 Poor

Comfort

10°
Feels Like Cold
10°C
Temperature
11°
82%
Humidity
Very Humid

Weather

161 mm
Rainfall
8.6 m/s
Wind
Breezy
0.1
UV Index
Low
10.0h daylight

November

November is cold with highs of 10°C and lows of 6°C. The wettest month with heavy rain (166 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
10°
81%
Humidity
Very Humid

Weather

166 mm
Rainfall
8.9 m/s
Wind
Breezy
0.0
UV Index
Low
7.4h daylight

December

December is cold with highs of 9°C and lows of 5°C. Significant rainfall (145 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
80%
Humidity
Very Humid

Weather

145 mm
Rainfall
9.5 m/s
Wind
Breezy
0.0
UV Index
Low
5.9h daylight

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