Lake Vyrnwy vs Llyn Brenig
Lake Vyrnwy is the warmer swim right now at about 14.5°C. They are roughly 33 km apart in United Kingdom.
Lake Vyrnwy
Wales
cool · modelled estimate
- October average
- 14.5°C
- Warmest month
- August · 18.0°C
- Coldest month
- 4.0°C
- Swim season
- August–August
Lake Vyrnwy in Wales, United Kingdom stays cool even at its August peak — a short-swim lake, and drops close to single digits in winter.
Llyn Brenig
Wales
cool · modelled estimate
- October average
- 13.8°C
- Warmest month
- August · 17.0°C
- Coldest month
- 4.0°C
- Swim season
- no month averages above 18°C — a wetsuit lake year-round
Llyn Brenig in Wales, United Kingdom stays cool even at its August peak — a short-swim lake, and drops close to single digits in winter.
Month by month
| Lake | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Vyrnwy | 4.9°C | 4.0°C | 4.9°C | 7.5°C | 11.0°C | 14.5°C | 17.1°C | 18.0°C | 17.1°C | 14.5°C | 11.0°C | 7.5°C |
| Llyn Brenig | 4.9°C | 4.0°C | 4.9°C | 7.3°C | 10.5°C | 13.8°C | 16.1°C | 17.0°C | 16.1°C | 13.8°C | 10.5°C | 7.3°C |
Monthly values are modelled from each lake's long-term winter and summer envelope, then refined with today's forecast air temperature for the headline reading.
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