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Japan JapanIsland

Okinawa

1,210 km² rising to 503 m out of the East China Sea.

When to go

Okinawa seen from space, cut out from the sea (Sentinel-2)
NahaOkinawaUrumaUrasoeNagoItomanNanjō
N 10 km

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

In numbers

1,210km²

Area

646km

Coastline

503m

Highest point

Mount Yonaha

1,224,726

People

29°C

Warmest sea

August

615km

To the mainland

When to go to Okinawa

Best for the beach from May to July and from October to November.

The sea is warmest in August (29 °C) and coolest in February (21 °C). You can swim comfortably all year (21 °C or more).

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.

Smallest of the five main islands of Japan

Okinawa is an island in Japan. It covers 1,210 km², with 646 km of coastline. Its highest point, Mount Yonaha, rises to 503 m. About 1,224,726 people live on it. The nearest mainland is 615 km away.

Read more on Wikipedia

Getting there

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 Okinawa.

  • 325beachesKariyushi Beach, Miyuki Beach, Malibu Beach and 322 more
  • 190viewpointsCape Zanpa, Ishijo Gate, Iri-no-azana and 187 more
  • 6lighthousesSedakasaki Lighthouse, Cape Zanpa Lighthouse and 4 more
  • 14ferry terminalsNaha (Tomari port), Motobu Harbor, Unten Port and 11 more
  • 7marinasGinowan Marina, Hamagawa Fishing Port, Ishikawa Fishing port and 4 more
  • 47named peaksMt. Yonaha, Mt. Yaedake, Mt. Katsuudake and 44 more
  • 41waterfallsTodoroki Falls, Hira Falls, Fukugawa Waterfall and 38 more
  • 36castles and fortsOmono Gusuku ruins, Shuri Castle, Iso Castle Site and 33 more
  • 79ruins and archaeological sitesKozuchi-no-ko's residence ruins, Former Navy Headquarters Cave, Agena Castle Ruins and 76 more
  • 38dive centresWorld Diving, Peace Ocean, Marine Club Sea Time and 35 more
  • 2waymarked walking routesHabu Hill Trail
  • 32campsitesWOODPECKER Nakijin and 31 more
  • 569hotels, guesthouses and apartments
  • 1,733restaurants, 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

Okinawa in our other atlases

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

  • 3beaches and covesCoastya
  • 1lakeLakeyas
  • 1waterfallCascadyas
  • Largest lake

    0.43km²

    Lake Man

    according to Lakeyas

  • Beach with the warmest sea

    28.9°C

    White Beach

    sea in the warmest month · according to Coastya

3 beaches

on Coastya, the beach atlas

  1. White Beach28.9°C
  2. Ara-hama28.9°C
  3. Nakō-hama28.9°C

Open Coastya ↗

1 lakes

on Lakeyas, the lake atlas

  1. Lake Man0.43km²

Lakeyas is coming soonOpen Lakeyas ↗

1 waterfalls

on Cascadyas, the waterfall atlas

  1. Hiji Falls

Cascadyas is coming soonOpen Cascadyas ↗

The shape of the land.

On average the island stands 92 m above the sea. 89 % of it is below 200 m.

  • 37 %0–50 m
  • 52 %50–200 m
  • 11 %200–500 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.

Okinawa1,210 km²
Tenerife2,038 km²
Long Island3,529 km²

50 km

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

Towns on the island

  • Naha317,625 people
  • Okinawa142,752 people
  • Uruma125,303 people
  • Urasoe115,690 people
  • Ginowan100,125 people
  • Gushikawa65,251 people
  • Tomigusuku64,612 people
  • Nago63,554 people
  • Itoman61,007 people
  • Nanjō44,043 people
  • Yomitan41,206 people
  • Kanegusuku40,440 people

Month by month

The weather on the island.

JanFebMarAprMayJunJulAugSepOctNovDec
Afternoon high (°C)192020222527293029272421
Night low (°C)171718202326282827252219
Sea (°C)222122222426292928272524
Rain (mm)6862911432283091381731951408778
Wet days141215161821161917141213
Sun h/day2.93.54.14.65.16.29.28.37.25.84.12.9
Wind (km/h)252424221921212222262526

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+0.1+0.3+0.6−0.5−0.1+0.6+0.4+0.7+0.2+0.7+0.6+0.7
2021+0.6+0.7+0.9+0.4+0.8+0.2−0.4−0.7+0.9+0.8+0.2±0.0
2022−0.1+0.4+0.8+1.1+0.3−0.1±0.0+1.0+0.4+0.6+0.5+0.1
2023±0.0+0.4+0.5+0.6−0.3−0.3+0.2−0.5+0.7+0.9+0.7+0.6
2024+0.5+0.8+0.3+0.9+0.7−0.2+1.2+1.5+1.3+1.4+1.6+0.7
2025−0.3−0.6+0.2−0.6+0.1+1.1+0.2+0.4+1.5+2.2+1.5+0.6

+1 warmer than usual −1 cooler than usual

Photos

Seen by visitors.

OkinawaOnna1
Wvangeit · CC BY-SA 3.0
Kesaji River and Mangrove forest in Higashi Town Okinawa November 2025
Yes Yes NoNoNo · CC BY-SA 4.0
OkinawaOnna2
Wvangeit · CC BY-SA 3.0
Onna Okinawa Japan Cape-Manzamo-01
CEphoto, Uwe Aranas · CC BY-SA 3.0

About these numbers

Names, area, populationWikidata (Q600614) · 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, Lakeyas, Cascadyas — Wikidata · CC0; © OpenStreetMap contributors · ODbL; GeoNames · CC BY 4.0; NOAA OISST; HydroLAKES (Messager et al. 2016) · CC BY 4.0, LakeTEMP (Korver et al. 2024) · CC BY 4.0

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
islandsIslandyasEvery island from the sea up: size, sea temperature, ferries and 3D.You are here
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