Loch Katrine vs Loch Morlich
Loch Katrine is the warmer swim right now at about 15.2°C. They are roughly 114 km apart in United Kingdom.
Loch Katrine
Scotland
mild · modelled estimate
- September average
- 15.2°C
- Warmest month
- August · 16.0°C
- Coldest month
- 4.0°C
- Swim season
- no month averages above 18°C — a wetsuit lake year-round
Loch Katrine in Scotland, United Kingdom stays cool even at its August peak — a short-swim lake, and drops close to single digits in winter.
Loch Morlich
Scotland
mild · modelled estimate
- September average
- 15.1°C
- Warmest month
- August · 16.0°C
- Coldest month
- 3.0°C
- Swim season
- no month averages above 18°C — a wetsuit lake year-round
Loch Morlich in Scotland, 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Loch Katrine | 4.8°C | 4.0°C | 4.8°C | 7.0°C | 10.0°C | 13.0°C | 15.2°C | 16.0°C | 15.2°C | 13.0°C | 10.0°C | 7.0°C |
| Loch Morlich | 3.9°C | 3.0°C | 3.9°C | 6.3°C | 9.5°C | 12.8°C | 15.1°C | 16.0°C | 15.1°C | 12.8°C | 9.5°C | 6.3°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.
Related lake comparisons
Want a different mix? Compare up to four lakes side by side or browse all lake water temperatures.
Explore every sea temperature page
Jump straight to a country, coastal region, city, seasonal ranking or comparison.