Satellite: Sentinel-2 cloudless 2016 by EOX (CC BY 4.0). Outline and points © OpenStreetMap contributors / Natural Earth. North up.
In numbers
24.7km²
Area
37km
Coastline
63m
Highest point
5
People
9°C
Warmest sea
February
333km
To the mainland
When to go to Hornos Island
Good all year round.
The sea is warmest in February (9 °C) and coolest in September (6 °C). The water never reaches 21 °C: bring a wetsuit.
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 of Chile
Hornos Island is an island in Chile. It belongs to Hermite Islands. It covers 24.7 km², with 37 km of coastline. Its highest point rises to 63 m. About 5 people live on it. The nearest mainland is 333 km away.
Getting there
- Ushuaia - Malvinas Argentinas International Airport (USH)nearest airport with scheduled flights · 139 km in a straight lineCar hire at USH airport (Ushuaia)Discover Cars · Affiliate link↗
- 333 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 Hornos Island.
- 2lighthousesFaro Cabo de Hornos, Cape Horn
- 1named peaksCerro Cloven
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
Hornos Island in our other atlases
Everything Coastya, Peakyas, Lakeyas and Cascadyas know about what lies inside Hornos Island, each with its own numbers.
1beachCoastya
Beach with the warmest sea
9.0°C
Caleta Cliff
sea in the warmest month · according to Coastya
The shape of the land.
On average the island stands 80 m above the sea. 93 % of it is below 200 m.
- 36 %0–50 m
- 57 %50–200 m
- 7 %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.
5 km
All outlines drawn to the same scale (Natural Earth and OpenStreetMap).
Month by month
The weather on the island.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afternoon high (°C) | 9 | 9 | 9 | 8 | 6 | 5 | 5 | 5 | 6 | 6 | 7 | 8 |
| Night low (°C) | 7 | 7 | 7 | 6 | 5 | 3 | 3 | 3 | 4 | 4 | 5 | 6 |
| Sea (°C) | 8 | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 7 | 8 |
| Rain (mm) | 113 | 102 | 111 | 107 | 90 | 91 | 82 | 81 | 74 | 82 | 98 | 100 |
| Wet days | 26 | 22 | 25 | 24 | 22 | 22 | 22 | 23 | 21 | 23 | 24 | 25 |
| Sun h/day | 5.6 | 5.0 | 3.8 | 2.2 | 1.5 | 0.8 | 1.1 | 2.3 | 3.7 | 5.2 | 5.8 | 6.2 |
| Wind (km/h) | 35 | 35 | 36 | 36 | 35 | 36 | 36 | 37 | 35 | 37 | 36 | 34 |
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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | +0.8 | +0.8 | +0.6 | +1.0 | +1.1 | +1.5 | +0.7 | +0.4 | −0.1 | −0.2 | +0.1 | −0.4 |
| 2021 | −0.2 | −0.2 | −0.3 | ±0.0 | +0.6 | +0.7 | +1.2 | +0.5 | +0.4 | −0.2 | +0.1 | −0.2 |
| 2022 | −0.5 | −0.4 | −0.1 | +0.2 | −0.1 | +0.1 | ±0.0 | ±0.0 | +0.2 | +0.2 | +0.2 | −0.1 |
| 2023 | ±0.0 | +0.2 | ±0.0 | −0.1 | −0.2 | +0.4 | +0.2 | −0.4 | −0.2 | +0.2 | −0.5 | −0.6 |
| 2024 | −0.7 | ±0.0 | +0.3 | +0.3 | −0.5 | −0.6 | −0.3 | −0.1 | +0.6 | −0.6 | +0.1 | +0.3 |
| 2025 | +0.5 | +0.1 | +0.2 | +0.3 | +0.3 | +0.6 | +0.5 | ±0.0 | +0.4 | +0.4 | ±0.0 | −0.1 |
+1 warmer than usual −1 cooler than usual
Photos
Seen by visitors.
Nearby
More islands nearby.
Navarino Island
Chile2,512 km²947 m99 km away
Hoste IslandChile4,117 km²1,402 m133 km away
Isla Grande de Tierra del FuegoChile47,992 km²2,488 m194 km away
Gable Island
Argentina21 km²30 m119 km away
Isla de los EstadosArgentina493 km²94 m231 km away
Dawson IslandChile1,339 km²86 m305 km away
Isla ObservatorioArgentina4.2 km²45 m245 km awayAbout these numbers
| Names, area, population | Wikidata (Q579643) · CC0 |
|---|---|
| Outline | © OpenStreetMap contributors · ODbL |
| Sea temperature | NOAA OISST v2.1 · 1991–2020 |
| Climate | NASA POWER · 1991–2020 |
| Relief, 3D model | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Beaches, ports, lighthouses, trails | © OpenStreetMap contributors · ODbL |
| Towns | GeoNames · CC BY 4.0 |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
| Beaches, mountains, lakes and waterfalls | Coastya — 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.
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