
In numbers.
Jun–Sep
Best months
1,758m
Elevation
The water at Jiao Lung Waterfall, month by month
It roars from June to September.
The fullest months: from June to September. The thinnest: from November to April.
- 8%Jan
- 7%Feb
- 10%Mar
- 17%Apr
- 48%May
- 80%Jun
- 78%Jul
- 100%Aug
- 78%Sep
- 38%Oct
- 15%Nov
- 7%Dec
Best months to go, with plenty of water and pleasant days: from June to September.
Estimate from rain, snowmelt and evaporation month by month (NASA POWER, 1991–2020) around the falls. Dams upstream can change the real flow.
Getting there.
- Lugunearest town · 22 km in a straight line
- Chiayi Airport (CYI)nearest airport with scheduled flights · 40 km in a straight lineCar hire in TaichungDiscover Cars · Affiliate link↗
- From June to Septemberbest months to go (estimate)
Plan your visit
Stay, explore and get there
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.
Seen from the sky.
8 × 8 km of cloud-free satellite image, with what OpenStreetMap knows around the falls.
N
2 km
Sentinel-2 cloudless 2016 (EOX, CC BY 4.0), 8 × 8 km, north up. Points © OpenStreetMap contributors.
The line follows the river as mapped in OpenStreetMap; heights from the 30 m Copernicus model, which smooths narrow drops — the published height of the falls is the one above.
Around the falls the river drops 1,299 m in 3.5 km.
What is around.
- 3viewpoints情人谷, 石夢谷, 神木
- 1waymarked walking routes石夢谷步道
- —car parks
- —swimming spots
- —picnic sites
- 2toilets
- —information boards and visitor centres
- —bus stops within 1 km
- —other named waterfalls within 4 km
- —caves
- 8campsites水漾森林營地, 巨石營地, 酒瓶營地 and 5 more
- 18hotels, B&Bs and huts within 6 km中華電信阿里山會館, 山云花, 豐山觀景民宿 and 15 more
- 4restaurants and cafés within 3 km
Counted in OpenStreetMap, the map anyone can edit, up to 2 km around the falls (unless noted). A low number may just mean nobody has mapped it yet. © OpenStreetMap contributors (ODbL).
Towns nearby
- Lugu22 km in a straight line
- Zhushan24 km in a straight line
Weather
The weather, month by month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afternoon °C | 14 | 16 | 17 | 20 | 21 | 20 | 21 | 21 | 20 | 20 | 18 | 15 |
| Night °C | 3 | 5 | 6 | 10 | 12 | 14 | 14 | 14 | 14 | 11 | 9 | 5 |
| Rain & snow (mm) | 47 | 39 | 66 | 102 | 252 | 343 | 268 | 400 | 228 | 73 | 47 | 37 |
| Wet days | 7 | 9 | 10 | 12 | 18 | 19 | 20 | 22 | 16 | 8 | 6 | 5 |
| Sun h/day | 5.0 | 4.9 | 4.4 | 4.5 | 5.1 | 5.7 | 6.7 | 5.6 | 6.0 | 6.4 | 5.4 | 5.1 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (1,758 m) at −6.5 °C per 1,000 m. Not a forecast.
Recent years
Wet years and dry years
Rain of each month as a share of the 1991–2020 average. A wet season above 100 % usually means a fuller waterfall.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 82% | 84% | 145% | 69% | 195% | 37% | 48% | 114% | 40% | 27% | 91% | 105% |
| 2021 | 17% | 96% | 37% | 35% | 62% | 152% | 100% | 136% | 38% | 203% | 62% | 101% |
| 2022 | 136% | 263% | 151% | 32% | 115% | 41% | 39% | 33% | 22% | 74% | 119% | 43% |
| 2023 | 48% | 34% | 32% | 88% | 36% | 40% | 53% | 73% | 100% | 85% | 6% | 65% |
| 2024 | 34% | 55% | 47% | 127% | 39% | 47% | 106% | 34% | 88% | 257% | 141% | 50% |
| 2025 | 55% | 173% | 168% | 119% | 80% | 77% | 311% | 71% | 71% | 108% | 169% | 108% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
About these numbers
| Names, height, width, river | Wikidata (Q698247) · CC0 |
|---|---|
| Climate | NASA POWER, 1991–2020 |
| Relief, river profile, 3D model | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Paths, viewpoints, parking | © OpenStreetMap contributors · ODbL |
| 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.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves or dark skies?
Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.



