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Groto de Les Planches-près-Arbois 1

France France Show cave

Grotte des Planches

9 °C inside, all year.

Show caveStalactites

See the descentHow to visit

Edesbrieres · CC BY-SA 3.0

The descent

The entrance, at 525 m.

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

depth not publishedEntrance625 m1.0 kmvertical × 8.1depth not publishedEntrance625 m1.0 kmvertical × 17.5

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.

525m

Entrance altitude

from the 30 m relief model

9°C

Inside, all year

the yearly average outside, at the entrance

73m

Rock above

the highest point within 1.5 km

Inside and outside

9 °C inside, all year.

Deep inside, a cave keeps the average temperature of the year outside: about 9 °C here, in January and in August. In July the afternoon reaches 24 °C at the entrance, 14 °C warmer than inside: take a jacket.

outside, at the entrance (525 m)inside
  1. 3°-3°Jan
  2. 5°-3°Feb
  3. 9°0°Mar
  4. 14°4°Apr
  5. 18°8°May
  6. 22°12°Jun
  7. 24°13°Jul
  8. 24°13°Aug
  9. 20°9°Sep
  10. 15°6°Oct
  11. 8°1°Nov
  12. 4°-2°Dec
Inside: 9 °C all yearFrost outside: Jan–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.

Prehistoric and touristic cave in eastern France

Grotte des Planches is a show cave in France. The entrance is at 525 m. It has stalactites and stalagmites. It is open to visitors.

Getting there.

  • Show cave: open to visitorsUsually with a guided tour; check times and tickets on the official site.
  • Arboisnearest town · 4.1 km in a straight line
  • Parking 370 m awaynearest car park in OpenStreetMap, straight line
  • Belvédère de la Châtelainenearest viewpoint · 0.1 km from the entrance
  • Dole Tavaux Airport (DLE)nearest airport with scheduled flights · 34 km in a straight lineCar hire at GVA airport (Geneva)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 Grotte des Planches (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.

  • 5other cave entrances within 3 kmGrotte des Planches, La Cave de Nankia, Creux Coulon and 2 more
  • 1springs within 2 km
  • 9viewpoints within 3 kmBelvédère du Fer à Cheval, Belvédère de la Châtelaine, Le Dérochoir and 6 more
  • 62marked hiking routes within 3 kmEntre Bois et Vignes, Tour du Bief de Corne and 60 more
  • 1climbing crags within 3 kmArbois
  • 4named waterfalls within 4 kmCascade des Boucheries, La Cascade du Dérochoir, Cascade Damandre and 1 more
  • 13car parks within 2 km
  • 7information boards and visitor centres within 3 km
  • 5campsites within 8 kmFerme des Nouvelles, Aire Domaine Les Monts Martin, Aire Domaine Désiré Petit and 2 more
  • 23hotels and guesthouses within 8 kmLou Bé Co, Carmel 1643, Castel Damandre and 20 more
  • 3restaurants and cafés within 3 km
  • sinkholes within 3 km
  • caving clubs and spots within 15 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

  • Arbois4.1 km in a straight line
  • Salins-les-Bains8.8 km in a straight line
  • Poligny9.7 km in a straight line
  • Mouchard10 km in a straight line
  • Champagnole17 km in a straight line
  • Arc-et-Senans17 km in a straight line
  • Mont-sous-Vaudrey20 km in a straight line
  • Levier24 km in a straight line

In our other atlases

What else is around Grotte des Planches.

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

Cascadyas1 waterfalls within 5 km
Cascades des Tufs - Cuisance · 1.1 km

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
Afternoon3591418222424201584
Afternoon3591418222424201584
Night-3-3048121313961-2
Rain (mm)88708274101908592729899103
Rainy days131212121514131211131315
Sun hours/day1.93.45.16.77.08.48.57.56.54.22.31.4
Snow on the ground (cm)131152000001510
AfternoonAfternoonNightRain (mm)Sun hours/day
Jan33-3881.9
Feb55-3703.4
Mar990825.1
Apr14144746.7
May181881017.0
Jun222212908.4
Jul242413858.5
Aug242413927.5
Sep20209726.5
Oct15156984.2
Nov881992.3
Dec44-21031.4

Averages 1991–2020 (NASA POWER) for a cell about 55 km wide, brought to the altitude of the entrance (525 m) with the standard lapse rate. Not a forecast.

Photographs

Inside and around.

Grotte (Les Planches-près-Arbois) (1)
Gzen92 · CC BY-SA 4.0
Grotte (Les Planches-près-Arbois) (2)
Gzen92 · CC BY-SA 4.0
Grotte des Planches (6044951155)
Caitriana Nicholson from 北京 ~ Beijing, 中国 ~ China · CC BY-SA 2.0

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
202058%165%95%39%95%125%26%79%108%192%27%113%
2021127%78%60%49%147%119%195%60%84%93%54%144%
202260%108%36%117%41%138%17%78%173%84%115%99%
202394%19%135%120%64%64%83%90%76%190%202%123%
2024108%126%124%133%147%129%89%79%219%158%69%99%
2025159%65%52%97%82%142%129%105%202%171%157%41%

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

Caves nearby.

Grotte des Planches

France

  • —Depth
  • —Galleries
  • 525 mEntrance altitude
  • 9 °CInside, all year

Grotte d'Osselle

France · 29 km

  • —Depth
  • —Galleries
  • 234 mEntrance altitude
  • 11 °CInside, all year

See the guide

Vallorbe Caves

Switzerland · 45 km

  • —Depth
  • —Galleries
  • 851 mEntrance altitude
  • 8 °CInside, all year

See the guide

Gouffre de Poudrey

France · 46 km

  • —Depth
  • —Galleries
  • 580 mEntrance altitude
  • 9 °CInside, all year

See the guide

Where these figures come from

Name, type, published depth and length, visitorsWikidata (Q3117220) · 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