Updated

Photo: Llyn Teyrn and the Snowdon Horseshoe - geograph.org.uk - 307319.jpg via Wikidata Q20596377 License
Llyn Teyrn
Lake
Cool today
Editor's Notes
A small lake passed on the Miners' Track shortly after leaving Pen-y-pass on the walk toward Snowdon, Llyn Teyrn is ringed by rushy shores and the roofless stone barracks that once housed the men of the Britannia copper mine.
lake in Gwynedd, Wales
Interactive map not available
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Weather at Llyn Teyrn
40°F, Light drizzle · H 48° / L 40° · 90% chance of rain3-day forecast
H: 48° L: 40°
Light drizzle

40°
|
Feels like 38°
Precipitation
90%
Humidity
94%
Wind
2 mph
UV Index
0.1
Weather notes:
🌧️Rain expected
12 AM

47°
3 AM

46°
6 AM

48°
9 AM

46°
12 PM

40°
3 PM

40°
6 PM

41°
9 PM

47°
Frequently asked questions
- Where is Llyn Teyrn?
- Llyn Teyrn is a lake in Wales.
- Can you swim at Llyn Teyrn?
- There is no fixed answer for Llyn Teyrn: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Llyn Teyrn in Wales. Check current water conditions before you go, and follow posted signs and local guidance.
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Location & Contact
Wales
🏞️ Best times & visiting tips
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
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