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Dodekanese,Kastelorizo,The blue cave1

Greece Greece Cave

Blue Cave

21 °C inside, all year.

Sea cave

See the descentHow to visit

Ioannis Fakis · CC BY-SA 4.0

The descent

The entrance, at 16 m.

The real relief above Blue Cave, measured on the Copernicus model every 30 m, and the cave going down at the same vertical scale.

depth not publishedEntrance221 m1.0 kmvertical × 10.5depth not publishedEntrance221 m1.0 kmvertical × 22.7

The depth is the one published by those who explored it; the shape of the galleries is a sketch, not a survey. No depth has been published for this cave yet.

16m

Entrance altitude

from the 30 m relief model

21°C

Inside, all year

the yearly average outside, at the entrance

161m

Rock above

the highest point within 1.5 km

Inside and outside

21 °C inside, all year.

Deep inside, a cave keeps the average temperature of the year outside: about 21 °C here, in January and in August. In August the afternoon reaches 30 °C at the entrance, 9 °C warmer than inside: take a jacket. The best months to escape the heat are from July to September.

outside, at the entrance (16 m)inside
  1. 15°14°Jan
  2. 15°14°Feb
  3. 17°15°Mar
  4. 19°17°Apr
  5. 22°20°May
  6. 26°24°Jun
  7. 29°27°Jul
  8. 30°28°Aug
  9. 28°26°Sep
  10. 24°22°Oct
  11. 21°19°Nov
  12. 17°16°Dec
Inside: 21 °C all yearEscape the heat: Jul–SepWettest: Nov–Feb

Outside: afternoon and night averages for 1991–2020 (NASA POWER) brought to the altitude of the entrance. Inside: the yearly average, which deep parts of a cave keep. Near the entrance it follows the weather a little.

Cave in Greece

Blue Cave is a cave in Greece. The entrance is at 16 m. It has the sea at its mouth.

Read more on Wikipedia

Getting there.

  • Wild cave: only with caving equipmentNo paths or lights inside. Go only with a caving club or a qualified guide.
  • Megístinearest town · 3.3 km in a straight line
  • Viewpointsnearest viewpoint · 2.6 km from the entrance
  • Dalaman International Airport (DLM)nearest airport with scheduled flights · 96 km in a straight lineCar hire at DLM airport (Dalaman)Discover Cars · sponsored link

Plan the visit

Guided tours, a bed nearby, a car.

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

From above.

The ground above the cave, with the relief shaded, the line of the section and what people have mapped around the entrance.

The ground above Blue Cave (Sentinel-2) N 1.5 km

Sentinel-2 cloudless 2016 (EOX, CC BY 4.0), 6.0 × 6.0 km, north up. The line is the section above. Points © OpenStreetMap contributors.

Around the entrance.

  • 4other cave entrances within 3 kmΓαλάζιο Σπήλαιο, Σπηλιά Κολώνες, Σπηλιά του Παραστά and 1 more
  • 3viewpoints within 3 km
  • 13marked hiking routes within 3 kmNavlakas trail, Icarus trail, Blue trail and 10 more
  • 8campsites within 8 kmKaş naos kemping, Harnup Camping, Ada beach otopark and 5 more
  • 46hotels and guesthouses within 8 kmEurobank, Club Barbarossa, Hotel Cachet and 43 more
  • 12restaurants and cafés within 3 km
  • springs within 2 km
  • sinkholes within 3 km
  • caving clubs and spots within 15 km
  • climbing crags within 3 km
  • named waterfalls within 4 km
  • car parks within 2 km
  • information boards and visitor centres within 3 km
  • bus stops within 2 km

Counted in OpenStreetMap, the map anyone can edit, around the entrance. A low number may just mean nobody has mapped it yet. © OpenStreetMap contributors (ODbL).

Towns nearby

  • Megísti3.3 km in a straight line
  • Kaş10 km in a straight line
  • Gökçeören13 km in a straight line
  • Sarıbelen18 km in a straight line
  • Bezirgân20 km in a straight line
  • Kalkan21 km in a straight line

In our other atlases

What else is around Blue Cave.

The river at the entrance, the waterfalls, the lakes, the mountains and volcanoes above, the canyons, beaches and islands nearby — from our other atlases.

Figures from the sister sites' databases (Wikidata, HydroATLAS, GeoNames, NOAA, OpenStreetMap). Links open when each site is online.

Month by month

The weather outside, at the entrance.

JanFebMarAprMayJunJulAugSepOctNovDec
Afternoon151517192226293028242117
Afternoon151517192226293028242117
Night141415172024272826221916
Rain (mm)174114593722622196695175
Rainy days141287510127913
Sun hours/day4.75.47.28.910.512.613.011.810.37.96.44.9
Snow on the ground (cm)320000000001
AfternoonAfternoonNightRain (mm)Sun hours/day
Jan1515141744.7
Feb1515141145.4
Mar171715597.2
Apr191917378.9
May2222202210.5
Jun262624612.6
Jul292927213.0
Aug303028211.8
Sep2828261910.3
Oct242422667.9
Nov212119956.4
Dec1717161754.9

Averages 1991–2020 (NASA POWER) for a cell about 55 km wide, brought to the altitude of the entrance (16 m) with the standard lapse rate. Not a forecast.

Photographs

Inside and around.

The blue cave
טל שמע · CC BY-SA 4.0
Blaue Grotte Insel Klastekorizo Meis
Gisela s · CC BY-SA 4.0
Dodekanese,Kastelorizo,The blue cave
Ioannis Fakis · CC BY-SA 4.0

Recent years

Wet years, dry years.

Rain of each month as a share of the 1991–2020 average. A dry year means a lower river and hotter rock; a wet one, more water in the gorge.

JanFebMarAprMayJunJulAugSepOctNovDec
202047%85%54%56%79%90%——17%60%30%93%
202158%15%70%17%4%105%——47%63%48%140%
2022123%78%115%9%7%205%——8%49%97%50%
202383%19%73%133%151%320%——61%18%136%67%
202462%42%60%17%28%80%——167%0%66%153%
202565%36%24%208%170%60%——31%111%52%77%

130% or more: wet month 70% or less: dry month

Caves nearby.

Blue Cave

Greece

  • —Depth
  • —Galleries
  • 16 mEntrance altitude
  • 21 °CInside, all year

Belbaşı

Turkey · 62 km

  • —Depth
  • —Galleries
  • 1,110 mEntrance altitude
  • 14 °CInside, all year

See the guide

Karain Cave

Turkey · 138 km

  • —Depth
  • —Galleries
  • 396 mEntrance altitude
  • 18 °CInside, all year

See the guide

Nimara Cave

Turkey · 138 km

  • —Depth
  • —Galleries
  • 126 mEntrance altitude
  • 19 °CInside, all year

See the guide

Where these figures come from

Name, type, published depth and length, visitorsWikidata (Q4928954) · CC0
The relief above, the entrance altitude, the section and the 3D modelCopernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA
ClimateNASA POWER, 1991–2020
Entrances, springs, sinkholes, opening hours and what is around© OpenStreetMap contributors · ODbL
ImagesEOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons
Rivers, waterfalls, lakes, mountains, canyons, beaches and islands nearbyCoastya, Lakeyas, Peakyas, Cascadyas, Islandyas, Riveryas

Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.

The family

Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves, dark skies, viewpoints, birdwatching or forests?

Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.

beachesCoastyaFind your beach: sea temperature, sun and swimming month by month.Visit lakesLakeyasEvery lake on Earth: water temperature, ice, depth and the shore.Visit mountainsPeakyasEvery summit in 3D: summit weather, the 0 °C line, huts and trails.Visit waterfallsCascadyasEvery waterfall: height, flow month by month and when it roars.Visit islandsIslandyasEvery island from the sea up: size, sea temperature, ferries and 3D.Visit riversRiveryasEvery river from source to sea: the journey, the flow and the basin in numbers.Visit canyonsCanyonyasEvery canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Visit
cavesCavernyasEvery cave with its real depth and length: the rock above, the temperature inside all year, and how to visit.You are here
dark skiesDarkskyasWhere the night is still dark: the sky of every place, the Milky Way month by month, the Moon, eclipses and auroras.Coming soonVisit
viewpointsViewyasEvery viewpoint with its real 360° panorama: the peaks you can name, how far you see and where the sun sets.Coming soonVisit
birdwatchingBirdyasEvery bird sanctuary and wetland with the species recorded month by month: who is resident, who comes for the summer, who only passes through.Coming soonVisit
forestsForestyaEvery forest with its land-cover rings, what grows and lives in it, and the best months to walk it.Coming soonVisit