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United Kingdom United Kingdom Waterfall

Pistyll y Llyn

One of the waterfalls of United Kingdom.

When to go

Pistyll y Llyn close-up
Hypercolius · CC BY-SA 4.0

In numbers.

Apr
Aug–Oct

Best months

359m

Elevation

The water at Pistyll y Llyn, month by month

It roars from November to February.

The fullest months: from November to February.

  1. 94%Jan
  2. 79%Feb
  3. 68%Mar
  4. 53%Apr
  5. 46%May
  6. 45%Jun
  7. 49%Jul
  8. 54%Aug
  9. 54%Sep
  10. 73%Oct
  11. 89%Nov
  12. 100%Dec
high water best months to go

Best months to go, with plenty of water and pleasant days: April 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.

Waterfall on the boundary of Ceredigion and Powys, Wales, UK

Pistyll y Llyn is a waterfall in United Kingdom.

Read more on Wikipedia

Getting there.

Plan your visit

Stay, explore and get there

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Seen from the sky.

8 × 8 km of cloud-free satellite image, with what OpenStreetMap knows around the falls.

Pistyll y Llyn seen from above (Sentinel-2) N 2 km

Sentinel-2 cloudless 2016 (EOX, CC BY 4.0), 8 × 8 km, north up. Points © OpenStreetMap contributors.

The Llyfnant through the falls
200 m300 m400 mPistyll y Llyn-1 km-0.5 km0+0.5 km+1 km← upstreamdownstream →

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.

The valley below the falls
−690 m+690 m

Around the falls the river drops 229 m in 2.2 km. Here the river runs about 153 m below the lower rim of its valley.

What is around.

  • —viewpoints
  • 1waymarked walking routesGlyndŵr's Way
  • —car parks
  • —swimming spots
  • —picnic sites
  • —toilets
  • —information boards and visitor centres
  • —bus stops within 1 km
  • —other named waterfalls within 4 km
  • —caves
  • 4campsitesGwerniago Campsite and 3 more
  • 1hotels, B&Bs and huts within 6 kmBlaeneinion
  • —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

  • Machynlleth6.6 km in a straight line
  • Corris13 km in a straight line
  • Borth15 km in a straight line
  • Bow Street16 km in a straight line
  • Tywyn18 km in a straight line
  • Aberystwyth21 km in a straight line
  • Penparcau21 km in a straight line
  • Llanidloes22 km in a straight line

Weather

The weather, month by month.

JanFebMarAprMayJunJulAugSepOctNovDec
Afternoon °C5571013161817151286
Night °C10136910108642
Rain & snow (mm)125998972849410610997128135144
Wet days191716161616181917192020
Sun h/day1.52.54.05.76.46.35.95.14.72.81.71.2
Snow on the ground (cm)664100000025

Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (359 m) at −6.5 °C per 1,000 m. Not a forecast.

Photos

Through visitors' eyes.

Top of the waterfall
Hypercolius · CC BY-SA 4.0

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.

JanFebMarAprMayJunJulAugSepOctNovDec
2020100%281%127%60%20%146%131%141%82%147%97%154%
2021171%128%119%26%228%46%72%77%106%159%55%110%
202242%188%45%65%90%61%55%39%107%107%123%72%
2023115%29%176%133%36%56%145%100%138%130%106%148%
2024111%168%140%155%104%57%95%85%114%85%60%108%
2025111%66%29%97%60%119%70%48%198%93%126%116%

130% wetter than usual 70% drier than usual

Compare with the waterfalls nearby.

Pistyll y Llyn

United Kingdom

  • —Height
  • —Average flow
  • Apr, Aug–OctBest months

Dolgoch Falls

United Kingdom

  • —Height
  • 0.23 m³/sAverage flow
  • Mar–Apr, Oct–NovBest months

See the guide

Mynach Falls

United Kingdom

  • —Height
  • 1.1 m³/sAverage flow
  • Mar–Apr, Oct–NovBest months

See the guide

Ffrwd Fawr Waterfall

United Kingdom

  • —Height
  • 0.46 m³/sAverage flow
  • Apr, Sep–NovBest months

See the guide

About these numbers

Names, height, width, riverWikidata (Q37281) · CC0
ClimateNASA POWER, 1991–2020
Relief, river profile, 3D modelCopernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA
Paths, viewpoints, parking© OpenStreetMap contributors · ODbL
ImagesEOX 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.