Belgium 
In numbers.
9m
Height
OpenStreetMap
2m
Width
Apr–May
Aug
Oct
Best months
540m
Elevation
The water at Cascade du Bayehon, month by month
It roars from November to April.
The fullest months: from November to April.
- 98%Jan
- 100%Feb
- 100%Mar
- 81%Apr
- 73%May
- 65%Jun
- 62%Jul
- 68%Aug
- 61%Sep
- 66%Oct
- 76%Nov
- 84%Dec
Best months to go, with plenty of water and pleasant days: from April to May, August and October.
Estimate from rain, snowmelt and evaporation month by month (NASA POWER, 1991–2020) around the falls. Dams upstream can change the real flow.
Cascade du Bayehon is a waterfall on the Bayehon, in Belgium. The water falls 9 m over a front 2 m wide.
Getting there.
- Robertvillenearest town · 3.7 km in a straight line
- Parking 1,270 m awaynearest car park in OpenStreetMap, straight line
- Liège Airport (LGG)nearest airport with scheduled flights · 49 km in a straight lineCar hire at LGG airport (Grâce-Hollogne)Discover Cars · Affiliate link↗
- From April to May, August and 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 108 m in 2.3 km. Here the river runs about 36 m below the lower rim of its valley.
What is around.
- —viewpoints
- 16waymarked walking routesGRP 573 Tour de la vallée de la Vesdre et des Hautes Fagnes, GR 14 Parcours Principal, MDY02 La petite Fagne de Xhoffraix and 13 more
- 12car parks
- —swimming spots
- 22picnic sites
- 2toilets
- 11information boards and visitor centres
- 1bus stops within 1 km
- 1other named waterfalls within 4 kmCascade de Reinhardstein
- —caves
- 8campsitesCamping Anderegg, Camping Belle-Vue, Camping des Charmilles and 5 more
- 49hotels, B&Bs and huts within 6 kmHôtel l'Esprit Sain, Le Jardin Fleuri, Hôtel des Bains and 46 more
- 10restaurants 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
- Robertville3.7 km in a straight line
- Bévercé5.4 km in a straight line
- Malmédy6.9 km in a straight line
- Waimes7.3 km in a straight line
- Francorchamps9.7 km in a straight line
- Elsenborn9.8 km in a straight line
- Butgenbach10 km in a straight line
- Bellevaux-Ligneuville11 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 | 1 | 2 | 6 | 12 | 16 | 19 | 21 | 21 | 17 | 12 | 6 | 2 |
| Night °C | -3 | -3 | -1 | 2 | 6 | 9 | 11 | 11 | 8 | 4 | 1 | -2 |
| Rain & snow (mm) | 86 | 76 | 72 | 53 | 77 | 79 | 84 | 90 | 66 | 70 | 78 | 90 |
| Wet days | 15 | 14 | 15 | 12 | 14 | 15 | 16 | 14 | 12 | 14 | 16 | 18 |
| Sun h/day | 1.1 | 2.4 | 4.1 | 6.2 | 6.5 | 7.0 | 6.9 | 6.1 | 5.3 | 3.2 | 1.3 | 0.7 |
| Snow on the ground (cm) | 13 | 13 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 12 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (540 m) at −6.5 °C per 1,000 m. Not a forecast.
Photos
Through visitors' eyes.
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 | 58% | 177% | 109% | 35% | 34% | 81% | 52% | 59% | 78% | 134% | 41% | 96% |
| 2021 | 122% | 60% | 72% | 99% | 96% | 142% | 209% | 100% | 56% | 77% | 60% | 76% |
| 2022 | 84% | 100% | 25% | 112% | 59% | 133% | 29% | 31% | 191% | 88% | 94% | 93% |
| 2023 | 126% | 51% | 162% | 137% | 88% | 70% | 121% | 140% | 118% | 161% | 168% | 131% |
| 2024 | 104% | 156% | 121% | 205% | 246% | 154% | 130% | 71% | 161% | 164% | 101% | 91% |
| 2025 | 162% | 48% | 24% | 125% | 71% | 90% | 103% | 36% | 222% | 139% | 69% | 41% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
Cascade du Bayehon
Belgium
- 9 mHeight
- —Average flow
- Apr–May, Aug, OctBest months
Waterfall of Reinhardstein
Belgium
- 60 mHeight
- 1.5 m³/sAverage flow
- Apr–May, Aug, OctBest months
About these numbers
| Names, height, width, river | Wikidata (Q2578316) · 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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