Japan 
In numbers.
20m
Height
OpenStreetMap
May
Aug–Oct
Best months
262m
Elevation
The water at Kamuiwakka Falls, month by month
It roars from May to November.
The fullest months: from May to November. Below −4 °C on average (from January to February): the falls can partly freeze.
- 45%Jan
- 37%Feb
- 58%Mar
- 71%Apr
- 90%May
- 83%Jun
- 81%Jul
- 97%Aug
- 99%Sep
- 100%Oct
- 78%Nov
- 54%Dec
Best months to go, with plenty of water and pleasant days: May and from August to October.
Estimate from rain, snowmelt and evaporation month by month (NASA POWER, 1991–2020) around the falls. Dams upstream can change the real flow.
Thermal spring
Kamuiwakka Falls is a waterfall on the Kamuiwakka River, in Japan. The water falls 20 m.
Getting there.
- Rausunearest town · 16 km in a straight line
- Parking 40 m awaynearest car park in OpenStreetMap, straight line
- Nakashibetsu Airport (SHB)nearest airport with scheduled flights · 66 km in a straight lineCar hire in NakashibetsuDiscover Cars · Affiliate link↗
- May and from August to Octoberbest 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.
How big is it?
How big it really is.
Height of the drop as mapped in OpenStreetMap (© OpenStreetMap contributors). Buildings and the person are drawn at the same scale.
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 726 m in 2.7 km. Here the river runs about 79 m below the lower rim of its valley.
What is around.
- —viewpoints
- —waymarked walking routes
- 1car parks
- —swimming spots
- —picnic sites
- —toilets
- —information boards and visitor centres
- —bus stops within 1 km
- 1other named waterfalls within 4 kmカムイワッカの滝
- —caves
- —campsites
- —hotels, B&Bs and huts within 6 km
- —restaurants 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
- Rausu16 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 | -4 | -5 | -1 | 4 | 9 | 14 | 18 | 20 | 18 | 12 | 5 | -1 |
| Night °C | -8 | -10 | -6 | -1 | 3 | 8 | 12 | 15 | 13 | 7 | 1 | -5 |
| Rain & snow (mm) | 53 | 42 | 57 | 64 | 89 | 94 | 112 | 142 | 121 | 111 | 79 | 74 |
| Wet days | 13 | 9 | 10 | 11 | 12 | 12 | 13 | 14 | 14 | 13 | 14 | 14 |
| Sun h/day | 2.2 | 3.7 | 5.4 | 6.2 | 5.5 | 5.6 | 5.2 | 4.8 | 5.4 | 4.5 | 2.4 | 2.0 |
| Snow on the ground (cm) | 20 | 22 | 17 | 10 | 2 | 0 | 0 | 0 | 0 | 0 | 7 | 17 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (262 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 | 76% | 97% | 144% | 96% | 80% | 138% | 61% | 55% | 82% | 77% | 85% | 50% |
| 2021 | 110% | 106% | 188% | 143% | 121% | 44% | 35% | 117% | 95% | 131% | 178% | 71% |
| 2022 | 148% | 108% | 110% | 27% | 99% | 139% | 100% | 172% | 89% | 102% | 50% | 97% |
| 2023 | 61% | 87% | 104% | 163% | 48% | 130% | 99% | 74% | 118% | 87% | 97% | 54% |
| 2024 | 104% | 63% | 57% | 107% | 92% | 61% | 79% | 141% | 61% | 112% | 101% | 47% |
| 2025 | 100% | 84% | 137% | 222% | 91% | 77% | 65% | 106% | 107% | 75% | 174% | 200% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
Kamuiwakka Falls
Japan
- 20 mHeight
- —Average flow
- May, Aug–OctBest months
About these numbers
| Names, height, width, river | Wikidata (Q6359812) · CC0 |
|---|---|
| Height of the drop | © OpenStreetMap contributors · ODbL |
| 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.
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