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France Francearchipel charentaisIsland

Oléron Island

174 km² of land in the Bay of Biscay.

When to go

Oléron Island seen from space, cut out from the sea (Sentinel-2)
Saint-Pierre-d'OléronDolus-d'OléronBoyard-VilleSaint-Trojan-les-BainsSaint-Denis-d'Oléron
N 2 km

Satellite: Sentinel-2 cloudless 2016 by EOX (CC BY 4.0). Outline and points © OpenStreetMap contributors / Natural Earth. North up.

In numbers

174km²

Area

91km

Coastline

7m

Highest point

21,790

People

20°C

Warmest sea

August

1km

To the mainland

When to go to Oléron Island

Best for the beach from July to August.

The sea is warmest in August (20 °C) and coolest in February (10 °C). The water never reaches 21 °C: bring a wetsuit.

Sea temperature (the water level) Air: night low to afternoon high Wet days Best months

Averages 1991–2020. Sea: NOAA OISST, the water within 35 km of the coast. Air, rain and sun: NASA POWER. Best months weigh warm afternoons (23–30 °C), sea of 24 °C or more and few wet days.

Island in Charente-Maritime, New Aquitaine, France

Oléron Island is an island in France. It belongs to archipel charentais. It covers 174 km², with 91 km of coastline. Its highest point rises to 7 m. About 21,790 people live on it. The nearest mainland is 1 km away.

Read more on Wikipedia

Getting there

  • La Rochelle Île de Ré Airport (LRH)nearest airport with scheduled flights · 29 km in a straight lineCar hire at LRH airport (La Rochelle)Discover Cars · Affiliate link
  • FerriesLiaison Maritime La Rochelle - Saint-Denis, Liaison Maritime La Rochelle - Oléron (Boyardville), Passeur - Le Vauban, Passeur-Le Vauban
  • 1 km from the mainlanddistance to the nearest continental coast
  • From July to Augustbest months to go (from 30 years of averages)

Plan the trip

Ferries, stays and things to do

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.

On the island

What you find on Oléron Island.

  • 54beachesPlage de Matha, Plage de la Perroche, Plage de Boyardville and 51 more
  • 6viewpointsLe Treuil - ballade and 5 more
  • 5lighthousesPhare de Chassiron and 4 more
  • 3ferry terminalsEmbarcadère N°1 (Du Chenal), Embarcadère N°2 (Port de Plaisance)
  • 11marinasPort du Douhet, Port de Saint-Trojan, Centre Nautique du Coureau d'Oléron and 8 more
  • 5castles and fortsCitadelle du château d'Oléron, Forty2, Château de Bonnemie and 2 more
  • 2ruins and archaeological sitesDolmen d'Ors dit la Piare
  • 1dive centresLes Joyeux Corsaires
  • 2surf spotsTake Off Surf
  • 75campsitesLa Brande, Pierrire, Camping Barataud and 72 more
  • 47hotels, guesthouses and apartments
  • 178restaurants, cafés and bars

Counted in OpenStreetMap, the map anyone can edit, inside the island's outline. A low number may only mean nobody has mapped it yet.

Cross-checked with our atlases

Oléron Island in our other atlases

Everything Coastya, Peakyas, Lakeyas and Cascadyas know about what lies inside Oléron Island, each with its own numbers.

  • 3beaches and covesCoastya
  • Beach with the warmest sea

    20.3°C

    Plage des Sables Vigniers

    sea in the warmest month · according to Coastya

3 beaches

on Coastya, the beach atlas

  1. Plage des Sables Vigniers20.3°C
  2. Anse du Marais Salécove20.0°C
  3. Anse de la Fossecove20.0°C

Open Coastya ↗

The shape of the land.

On average the island stands 5 m above the sea. 100 % of it is below 200 m.

  • 100 %0–50 m

Share of the island's area in each altitude band, from the Copernicus DEM (30 m, read at 30–240 m on large islands).

Size, for real

Next to islands you may know.

Oléron Island174 km²
Malta247 km²
Madeira Island742 km²

20 km

All outlines drawn to the same scale (Natural Earth and OpenStreetMap).

Towns on the island

  • Saint-Pierre-d'Oléron6,751 people
  • Dolus-d'Oléron3,114 people
  • Boyard-Ville2,991 people
  • Saint-Trojan-les-Bains1,474 people
  • Saint-Denis-d'Oléron1,172 people

Month by month

The weather on the island.

JanFebMarAprMayJunJulAugSepOctNovDec
Afternoon high (°C)101012151821232321181310
Night low (°C)656912151717151296
Sea (°C)111010121518202019171512
Rain (mm)835766525847454644778787
Wet days1411111112108810141415
Sun h/day2.44.25.67.48.09.19.28.47.64.73.22.4
Wind (km/h)222221181816161617192222

Averages 1991–2020 for the ~55 km NASA POWER cell over the island; the sea from NOAA OISST.

Recent years

Warmer and cooler years at sea.

Each month's sea temperature compared with its 1991–2020 average, in degrees.

JanFebMarAprMayJunJulAugSepOctNovDec
2020+0.6+1.3+1.2+1.6+1.1+0.6+0.4+1.2+1.2±0.0+1.2+1.0
2021−0.6+0.5+0.7+0.2−0.4+1.6+0.5+0.1+0.8±0.0−0.4−1.7
2022−0.9+0.1+0.7+0.3+1.9+0.7−0.2−0.4+1.3+0.9+1.5−0.4
2023+0.6−0.5−0.1+0.6+0.5+1.9+0.4+1.0+2.7+2.8+0.5±0.0
2024+0.2+1.7+1.5+1.2+1.0+0.1+0.1+0.1−0.9+0.2+0.7−0.2
2025−0.3+0.5+1.0+1.5+1.5+1.8+0.2−0.1+1.0+0.5+0.7+0.8

+1 warmer than usual −1 cooler than usual

Photos

Seen by visitors.

CdB Olérons (c)AL
Aurélie Lutrand · CC BY-SA 4.0
Aerial view of Île d'Oléron
Treehill · CC BY-SA 4.0
BOYARDVILLE ILE D'OLERON FROM 9H-QCK B737-8AS 737 737-800 MALTA AIR RYANAIR (53234036054)
ERIC SALARD from Le Chateau d'Oleron, FRANCE · CC BY-SA 2.0
Cabanes ostréicoles (Marennes-Oléron)
Jean-Pierre Bazard · CC BY-SA 3.0

About these numbers

Names, area, populationWikidata (Q292568) · CC0
Outline© OpenStreetMap contributors · ODbL
Sea temperatureNOAA OISST v2.1 · 1991–2020
ClimateNASA POWER · 1991–2020
Relief, 3D modelCopernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA
Beaches, ports, lighthouses, trails© OpenStreetMap contributors · ODbL
TownsGeoNames · CC BY 4.0
ImagesEOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons
Beaches, mountains, lakes and waterfallsCoastya — Wikidata · CC0; © OpenStreetMap contributors · ODbL; GeoNames · CC BY 4.0; NOAA OISST

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 or canyons?

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.Coming soonVisit
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.Coming soonVisit
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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.Coming soonVisit