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Russia RussiaVolcanic island

Simushir

336 km² rising to 1,539 m out of the Sea of Okhotsk.

When to go

Simushir seen from space, cut out from the sea (Sentinel-2)
N 5 km

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

In numbers

336km²

Area

181km

Coastline

1,539m

Highest point

0

People

9°C

Warmest sea

August

525km

To the mainland

When to go to Simushir

Good all year round.

The sea is warmest in August (9 °C) and coolest in March (2 °C). The water never reaches 21 °C: bring a wetsuit.

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

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 Kuril Islands, Russia

Simushir is an volcanic island in Russia. It covers 336 km², with 181 km of coastline. Its highest point rises to 1,539 m. Nobody lives on it. The nearest mainland is 525 km away.

Read more on Wikipedia

Getting there

  • 525 km from the mainlanddistance to the nearest continental coast

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 Simushir.

  • 2beaches
  • 2lighthousesSukhina Lighthouse, Vodopadnyy Lighthouse
  • 9named peaksIkanmikot, Olen'ya, Obryvistaya and 6 more
  • 4volcanoesMilne, Prevo, Uratman and 1 more

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

Simushir in our other atlases

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

  • 3beaches and covesCoastya
  • 15mountainsPeakyas
  • 1lakeLakeyas
  • 1waterfallCascadyas
  • Highest point

    1,360m

    Prevo Peak

    according to Peakyas

  • Largest lake

    3.1km²

    Biryuzovoe

    according to Lakeyas

  • Warmest lake

    16.6°C

    Biryuzovoe

    surface water, warmest month · according to Lakeyas

  • Beach with the warmest sea

    9.4°C

    Bukhta Nakatomari

    sea in the warmest month · according to Coastya

3 beaches

on Coastya, the beach atlas

  1. Bukhta Kitoboynayacove9.3°C
  2. Bukhta Nakatomaricove9.4°C
  3. Bukhta Malayacove9.2°C

Open Coastya ↗

15 mountains

on Peakyas, the mountain atlas

  1. Prevo Peak1,360m
  2. Goryashchaya Sopka891m
  3. Uratman678m
  4. Zavaritski Caldera624m
  5. Gora Olen'ya536m
  6. Gora Obryvistaya422m
  7. Gora Povorotnaya408m
  8. Gora Chikina286m

7 more on PeakyasOpen Peakyas ↗

1 lakes

on Lakeyas, the lake atlas

  1. Biryuzovoe3.1km²

Lakeyas is coming soonOpen Lakeyas ↗

1 waterfalls

on Cascadyas, the waterfall atlas

  1. Vodopad Shumnyy

Cascadyas is coming soonOpen Cascadyas ↗

The shape of the land.

On average the island stands 295 m above the sea. 42 % of it is below 200 m.

  • 10 %0–50 m
  • 31 %50–200 m
  • 44 %200–500 m
  • 11 %500–1,000 m
  • 3 %1,000–2,000 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.

Simushir336 km²
Madeira Island742 km²
Malta247 km²

20 km

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

Month by month

The weather on the island.

JanFebMarAprMayJunJulAugSepOctNovDec
Afternoon high (°C)-1-2023691211841
Night low (°C)-3-4-20248101072-2
Sea (°C)222234799753
Rain (mm)4458846582719411110810410174
Wet days151718141413161716161921
Sun h/day1.62.23.94.54.34.33.73.75.14.31.81.2
Wind (km/h)333433282318161721273235

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
2020−0.5−0.4+0.2+0.4−0.2±0.0+0.2+0.2+1.1+2.0+0.9−0.1
2021−0.4−0.2−0.3−0.4+0.8+0.8+1.7−0.2+0.7+0.2+0.8+0.4
2022+0.5+0.4+0.8+0.3+0.3+0.4−0.5−2.9−1.3+0.6+0.1+0.5
2023−0.5−0.3+0.2+0.4±0.0−0.4−1.6−1.6−1.8+1.0+1.0+0.2
2024−0.1±0.0+0.1+0.3−0.3−1.1−0.8−2.2−1.3−0.5−0.9−0.1
2025±0.0+0.5+0.3+0.6+0.1−0.4−0.9−1.3−1.6−0.4−0.7−0.3

+1 warmer than usual −1 cooler than usual

About these numbers

Names, area, populationWikidata (Q1423489) · 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, Peakyas, 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.Visit