
In numbers.
Mar–May
Oct
Best months
1,309m
Elevation
The water at Mongayu Waterfall, month by month
It roars from November to April.
The fullest months: from November to April. The thinnest: from July to August.
- 100%Jan
- 93%Feb
- 94%Mar
- 90%Apr
- 74%May
- 47%Jun
- 24%Jul
- 17%Aug
- 25%Sep
- 66%Oct
- 96%Nov
- 95%Dec
Best months to go, with plenty of water and pleasant days: from March to May 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.
Waterfall in Asturias, Spain
Mongayu Waterfall is a waterfall in Spain. It lies within Redes Natural Park.
Getting there.
- Marañanearest town · 8.6 km in a straight line
- León Airport (LEN)nearest airport with scheduled flights · 65 km in a straight lineCar hire at OVD airport (Ranón)Discover Cars · Affiliate link↗
- From March to May 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.
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 514 m in 2.3 km. Here the river runs about 234 m below the lower rim of its valley.
What is around.
- —viewpoints
- 2waymarked walking routesRuta del Tabayón de Mongallu, Camino de las Asturias
- —car parks
- —swimming spots
- 2picnic sites
- —toilets
- —information boards and visitor centres
- —bus stops within 1 km
- —other named waterfalls within 4 km
- —caves
- 1campsitesCamping Mediavilla
- 3hotels, B&Bs and huts within 6 kmApartamentos Rurales El Mirador de Redes, Refugio de Brañagallones, Chozo Pastores de Pinzón
- —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
- Maraña8.6 km in a straight line
- Puebla de Lillo10 km in a straight line
- Campo de Caso12 km in a straight line
- Acebedo13 km in a straight line
- Reyero17 km in a straight line
- Oseja de Sajambre18 km in a straight line
- Burón19 km in a straight line
- Amieva22 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 | 8 | 11 | 14 | 19 | 22 | 22 | 18 | 14 | 7 | 5 |
| Night °C | -2 | -2 | -1 | 1 | 4 | 8 | 9 | 9 | 7 | 5 | 1 | -2 |
| Rain & snow (mm) | 81 | 69 | 68 | 66 | 59 | 45 | 29 | 33 | 43 | 84 | 99 | 85 |
| Wet days | 14 | 11 | 12 | 13 | 12 | 9 | 6 | 7 | 9 | 13 | 16 | 14 |
| Sun h/day | 2.7 | 3.8 | 5.2 | 6.2 | 7.1 | 7.3 | 7.7 | 7.4 | 6.8 | 4.8 | 3.0 | 2.8 |
| Snow on the ground (cm) | 12 | 12 | 9 | 4 | 1 | 0 | 0 | 0 | 0 | 1 | 6 | 11 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide. 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 | 47% | 31% | 119% | 131% | 99% | 126% | 54% | 205% | 181% | 282% | 39% | 305% |
| 2021 | 166% | 127% | 34% | 70% | 78% | 211% | 96% | 55% | 156% | 59% | 175% | 165% |
| 2022 | 51% | 37% | 128% | 112% | 45% | 106% | 44% | 110% | 176% | 55% | 100% | 129% |
| 2023 | 215% | 66% | 31% | 37% | 74% | 154% | 44% | 105% | 203% | 131% | 127% | 75% |
| 2024 | 106% | 137% | 139% | 67% | 117% | 142% | 82% | 122% | 247% | 171% | 61% | 87% |
| 2025 | 103% | 90% | 249% | 93% | 130% | 72% | 92% | 166% | 142% | 41% | 132% | 117% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
About these numbers
| Names, height, width, river | Wikidata (Q5758239) · 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 or canyons?
Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.



