China
Satellite: Sentinel-2 cloudless 2016 by EOX (CC BY 4.0). Outline and points © OpenStreetMap contributors / Natural Earth. North up.
In numbers
12.5km²
Area
19km
Coastline
measured on a simplified outline
288m
Highest point
26°C
Warmest sea
August
24km
To the mainland
When to go to Putuoshan
Best for the beach from July to October.
The sea is warmest in August (26 °C) and coolest in February (10 °C). Comfortable swimming (21 °C or more): from June to October.
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 off the coast of China
Putuoshan is an island in China. It covers 12.5 km², with 19 km of coastline. Its highest point rises to 288 m. The nearest mainland is 24 km away.
Getting there
- Zhoushan Putuoshan International Airport (HSN)nearest airport with scheduled flights · 9 km in a straight line
- Ferries2 ferry terminals on the island
- 24 km from the mainlanddistance to the nearest continental coast
- From July to Octoberbest months to go (from 30 years of averages)
Plan the trip
Ferries, stays and things to do
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On the island
What you find on Putuoshan.
- 6beaches
- 2viewpoints
- 2ferry terminalsTicket Office
- 1named peaksMount Putuo
- 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.
The shape of the land.
On average the island stands 54 m above the sea. 97 % of it is below 200 m.
- 58 %0–50 m
- 39 %50–200 m
- 3 %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) | 10 | 10 | 12 | 16 | 20 | 24 | 27 | 28 | 26 | 22 | 18 | 13 |
| Night low (°C) | 8 | 8 | 10 | 13 | 18 | 22 | 26 | 27 | 25 | 21 | 16 | 10 |
| Sea (°C) | 12 | 10 | 11 | 14 | 18 | 22 | 25 | 26 | 25 | 23 | 20 | 16 |
| Rain (mm) | 82 | 85 | 123 | 126 | 156 | 255 | 135 | 145 | 148 | 90 | 92 | 85 |
| Wet days | 12 | 13 | 16 | 15 | 15 | 19 | 18 | 20 | 14 | 10 | 12 | 11 |
| Sun h/day | 2.0 | 2.4 | 3.6 | 4.2 | 4.3 | 3.1 | 6.5 | 6.8 | 5.0 | 4.6 | 2.9 | 2.5 |
| Wind (km/h) | 24 | 22 | 21 | 20 | 18 | 18 | 21 | 20 | 22 | 23 | 22 | 25 |
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 | +1.4 | +0.9 | +0.8 | +1.2 | +1.0 | +1.2 | −0.5 | +0.3 | +0.5 | −0.3 | +0.8 | +1.0 |
| 2021 | −0.4 | +0.8 | +2.1 | +1.2 | +1.1 | +0.9 | +0.1 | +0.5 | +2.0 | +2.3 | +1.0 | +1.5 |
| 2022 | +1.9 | +1.2 | +1.6 | +1.5 | +0.1 | −0.1 | +1.2 | +0.4 | +0.5 | +0.3 | +1.0 | +0.3 |
| 2023 | +0.1 | −0.2 | +0.1 | +0.6 | −0.6 | −0.2 | +0.3 | +0.8 | +1.5 | +1.2 | +1.1 | +0.6 |
| 2024 | ±0.0 | −0.8 | −1.6 | −0.3 | −0.4 | +0.4 | ±0.0 | +1.0 | +2.3 | +1.6 | +0.9 | ±0.0 |
| 2025 | +0.7 | +0.7 | +0.6 | +0.4 | +0.1 | +0.4 | +1.1 | +1.0 | +1.9 | +2.7 | +0.8 | +1.8 |
+1 warmer than usual −1 cooler than usual
Photos
Seen by visitors.
Nearby
More islands nearby.
About these numbers
| Names, area, population | Wikidata (Q716232) · CC0 |
|---|---|
| Outline | Natural Earth · public domain |
| 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 |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
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