Australia
Satellite: Sentinel-2 cloudless 2016 by EOX (CC BY 4.0). Outline and points © OpenStreetMap contributors / Natural Earth. North up.
In numbers
632km²
Area
221km
Coastline
81m
Highest point
9
People
25°C
Warmest sea
March
4km
To the mainland
When to go to Dirk Hartog Island
Best for the beach from December to April.
The sea is warmest in March (25 °C) and coolest in September (21 °C). You can swim comfortably all year (21 °C or more).
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 on coast of Gascoyne region of Western Australia
Dirk Hartog Island is an island in Australia. It covers 632 km², with 221 km of coastline. Its highest point rises to 81 m. About 9 people live on it. The nearest mainland is 4 km away.
Getting there
- Shark Bay Airport (MJK)nearest airport with scheduled flights · 54 km in a straight lineCar hire in CarnarvonDiscover Cars · Affiliate link↗
- FerriesDirk Hartog Island 4WD barge transfer, Dirk Hartog Island
- 4 km from the mainlanddistance to the nearest continental coast
- From December to Aprilbest 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 Dirk Hartog Island.
- 1beaches
- 3viewpoints
- 1lighthousesCape Inscription Lighthouse
- 1ferry terminalsBarge Landing
- 1named peaksHerald Heights
- 24campsitesNotch Point Camp, Notch Point West, Louisa Bay Campsite and 21 more
- 1hotels, guesthouses and apartments
- 1restaurants, 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
Dirk Hartog Island in our other atlases
Everything Coastya, Peakyas, Lakeyas and Cascadyas know about what lies inside Dirk Hartog Island, each with its own numbers.
1beachCoastya
Beach with the warmest sea
25.3°C
Mystery Beach
sea in the warmest month · according to Coastya
The shape of the land.
On average the island stands 40 m above the sea. 100 % of it is below 200 m.
- 70 %0–50 m
- 30 %50–200 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.
20 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) | 26 | 27 | 27 | 26 | 24 | 22 | 21 | 21 | 21 | 22 | 23 | 24 |
| Night low (°C) | 22 | 23 | 23 | 22 | 21 | 19 | 18 | 18 | 18 | 19 | 20 | 21 |
| Sea (°C) | 24 | 25 | 25 | 25 | 24 | 24 | 22 | 22 | 21 | 21 | 22 | 23 |
| Rain (mm) | 7 | 13 | 16 | 11 | 26 | 51 | 38 | 20 | 9 | 5 | 4 | 9 |
| Wet days | 1 | 2 | 2 | 3 | 5 | 8 | 7 | 5 | 3 | 1 | 1 | 0 |
| Sun h/day | 12.0 | 11.4 | 10.5 | 9.1 | 8.4 | 7.7 | 8.0 | 9.3 | 10.6 | 11.6 | 12.2 | 12.7 |
| Wind (km/h) | 32 | 30 | 28 | 25 | 22 | 23 | 22 | 24 | 26 | 29 | 30 | 32 |
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 | +0.3 | −0.3 | +0.4 | ±0.0 | −0.8 | ±0.0 | +0.6 | +0.4 | +0.3 | +0.4 | +0.3 | +0.5 |
| 2021 | +2.2 | −0.1 | +0.8 | +1.4 | +0.6 | ±0.0 | −0.2 | −0.1 | −0.2 | +0.2 | −0.3 | +0.1 |
| 2022 | +0.8 | +1.3 | +0.5 | +0.7 | +0.4 | +0.3 | +0.1 | +0.2 | +0.3 | +0.1 | −0.1 | +0.9 |
| 2023 | ±0.0 | −0.3 | +0.3 | −0.6 | −0.5 | −1.0 | −1.5 | −0.4 | −0.1 | +0.6 | +0.9 | +0.8 |
| 2024 | −0.2 | −0.5 | −0.4 | +0.6 | +0.9 | +0.5 | −0.5 | +0.4 | +0.5 | +1.0 | +0.8 | +1.8 |
| 2025 | +2.8 | +2.1 | +1.2 | +1.4 | +1.3 | +0.7 | −0.4 | −0.2 | +0.3 | +0.6 | +1.0 | +0.8 |
+1 warmer than usual −1 cooler than usual
About these numbers
| Names, area, population | Wikidata (Q1227891) · 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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