Updated
Llyn y Dywarchen
Reservoir
Cool today
lake in Rhyd Ddu, Gwynedd, Wales
Interactive map not available
Weather at Llyn y Dywarchen
H: 65° L: 44°
Sunny
53°
|
Feels like 50°
Precipitation
8%
Humidity
87%
Wind
8 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers
12 AM
46°
3 AM
45°
6 AM
44°
9 AM
54°
12 PM
61°
3 PM
65°
6 PM
63°
9 PM
49°
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Inflatable PaddleboardA popular way to explore calm coves and shorelines.
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Compare on Amazon →Frequently asked questions
- Where is Llyn y Dywarchen?
- Llyn y Dywarchen is a reservoir in Wales.
- Can you swim at Llyn y Dywarchen?
- There is no fixed answer for Llyn y Dywarchen: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Llyn y Dywarchen in Wales. Check current water conditions before you go, and follow posted signs and local guidance.
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Water temperatureCrowds & parkingBest time to goSafety & access
Best Times to Visit
🧥
Right Now
Cool weather - dress warmly
🏞️ Lakes 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
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)
Location & Contact
Wales
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