Gyaros

Island Uninhabited Aegean island formerly used as prison

A small Aegean island, Gyaros was used historically as an exile and prison site; today boaters and birdwatchers visit for sparse landscapes, ruins and quiet anchorages.

Main image

Gyaros is a small, uninhabited island in the Cyclades group of the Aegean Sea, administratively part of the South Aegean region of Greece. The island is largely barren and rocky with limited vegetation and no permanent settlements.

Throughout antiquity and into modern times the island has been used as a place of exile and detention, a role that continued sporadically in the 20th century. The island contains archaeological traces and remains that attest to its episodic use but lacks tourist infrastructure.

Gyaros lies in the central Aegean Sea between some of the larger Cycladic islands; access is by private boat only and landings are often restricted because of steep shores and protected status. The island is noted for its isolation and historical associations rather than visitor facilities.

  • Historical use: Historically used as an island of exile in antiquity and later during modern Greek political conflicts, which has shaped archaeological and recent historical interest in the island.
Gyaros
Gyaros (uninhabited island), South Aegean, Greece
37.6111, 24.7174

Tips for Visiting Gyaros #

  • There are no regular ferry services to Gyaros - plan your visit by private boat or an organised charter and confirm landing is permitted in advance because the island is uninhabited and access can be restricted.
  • Aim for an early-morning landing: prevailing summer meltemi winds tend to pick up in the afternoon, so mornings are generally calmer for approach and disembarkation.
  • Most visitors miss the island's political-history sites and ruins tied to its use as a place of exile; bring binoculars and allow time to walk the shorelines to view scattered ruins and coastal archaeology from a distance without disturbing protected areas.

Best Time to Visit Gyaros #

Best visited late spring through early autumn when sea conditions and temperatures make boat access and on‑shore exploring easiest.

Summer
June - August · 24 - 30°C (sea-level)
Warm, dry and sunny - best for boat access and exploring from nearby islands, but strong Aegean meltemi winds (especially July-August) can make crossings choppy.
Late spring / Early autumn
May; September - October · 18 - 25°C
Milder temperatures and calmer seas make landings easier and more pleasant; fewer day‑boats than peak summer.
Winter
November - April · 10 - 16°C
Cooler, windier and often inaccessible by regular boat services; the island is largely uninhabited year‑round.

Weather & Climate near Gyaros #

Climate

Gyaros's climate is classified as Hot-Summer Mediterranean - Hot-Summer Mediterranean climate with hot summers (peaking in July) and cool winters (coldest in February). Temperatures range from 8°C to 28°C. Semi-arid with limited rainfall with a pronounced dry season.

Temperature & Rainfall
Temperature Range
28°
Warmest Month
Coldest Month
Monthly Conditions

January

January is cool with highs of 12°C and lows of 8°C. Moderate rainfall (71 mm).

Comfort

10°
Feels Like Cool
10°C
Temperature
12°

Weather

71 mm
Rainfall
5.5 m/s
Wind
Light Breeze

February

February is the coolest month with highs of 12°C and lows of 8°C. Moderate rainfall (64 mm) and breezy conditions.

Comfort

10°
Feels Like Cool
10°C
Temperature
12°

Weather

64 mm
Rainfall
6.0 m/s
Wind
Breezy

March

March is cool with highs of 14°C and lows of 9°C. Moderate rainfall (53 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
14°

Weather

53 mm
Rainfall
5.2 m/s
Wind
Light Breeze

April

April is cool with highs of 17°C and lows of 12°C. Light rainfall.

Comfort

15°
Feels Like Cool
15°C
Temperature
12° 17°

Weather

27 mm
Rainfall
4.5 m/s
Wind
Light Breeze

May

May is mild with highs of 22°C and lows of 16°C. Light rainfall.

Comfort

19°
Feels Like Mild
19°C
Temperature
16° 22°

Weather

15 mm
Rainfall
4.1 m/s
Wind
Light Breeze

June

June is mild with highs of 26°C and lows of 21°C. Almost no rain.

Comfort

24°
Feels Like Mild
24°C
Temperature
21° 26°

Weather

6 mm
Rainfall
4.4 m/s
Wind
Light Breeze

July

July is the warmest month with highs of 28°C and lows of 23°C. The driest month with just 3 mm.

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 28°

Weather

3 mm
Rainfall
5.1 m/s
Wind
Light Breeze

August

August is warm with highs of 28°C and lows of 23°C. Almost no rain.

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 28°

Weather

4 mm
Rainfall
5.3 m/s
Wind
Light Breeze

September

September is mild with highs of 25°C and lows of 20°C. Almost no rain.

Comfort

22°
Feels Like Mild
22°C
Temperature
20° 25°

Weather

7 mm
Rainfall
4.9 m/s
Wind
Light Breeze

October

October is mild with highs of 21°C and lows of 16°C. Moderate rainfall (40 mm).

Comfort

19°
Feels Like Mild
19°C
Temperature
16° 21°

Weather

40 mm
Rainfall
4.9 m/s
Wind
Light Breeze

November

November is cool with highs of 17°C and lows of 13°C. Moderate rainfall (60 mm).

Comfort

15°
Feels Like Cool
15°C
Temperature
13° 17°

Weather

60 mm
Rainfall
5.1 m/s
Wind
Light Breeze

December

December is cool with highs of 14°C and lows of 10°C. The wettest month with 76 mm of rain.

Comfort

12°
Feels Like Cool
12°C
Temperature
10° 14°

Weather

76 mm
Rainfall
5.4 m/s
Wind
Light Breeze

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