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Photo: View North across Llyn Traffwll - geograph.org.uk - 774139.jpg via Wikidata Q20596387 License
Llyn Traffwll
Lake
Cool today
Llyn Traffwll is a 91 acre natural lake located, in Anglesey, Wales. Located midway between the villages of Rhosneigr and Valley it lies less than a kilometre south of the A55 North Wales Expressway. It is one of the largest natural lake on the island with Llyn Alaw and Llyn Cefni both being reservoirs.
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Weather at Llyn Traffwll
49°F, Overcast · H 51° / L 47° · 71% chance of rain3-day forecast
H: 51° L: 47°
Overcast

49°
|
Feels like 46°
Precipitation
71%
Humidity
86%
Wind
7 mph
UV Index
0
12 AM

49°
3 AM

48°
6 AM

48°
9 AM

50°
12 PM

50°
3 PM

49°
6 PM

49°
9 PM

49°
Frequently asked questions
- Where is Llyn Traffwll?
- Llyn Traffwll is a lake in Wales.
- Can you swim at Llyn Traffwll?
- There is no fixed answer for Llyn Traffwll: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Llyn Traffwll 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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