Monthly Guilvinec water temperature chart
The bar chart below shows the average monthly sea temperatures at Guilvinec over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 11.3 | 10.7 | 10.6 | 11.8 | 13.7 | 15.2 | 16.6 | 17.3 | 17.0 | 15.8 | 14.6 | 12.7 |
| °F | 52.3 | 51.3 | 51.1 | 53.2 | 56.7 | 59.4 | 61.9 | 63.1 | 62.6 | 60.4 | 58.3 | 54.9 |
Monthly average max / min water temperatures
The graph below shows the range of monthly water temperatures over several years.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 10.2 | 9.9 | 9.8 | 10.1 | 11.9 | 13 | 14.5 | 16 | 15.7 | 14.3 | 13.2 | 10.9 |
| Max °C | 12.5 | 11.5 | 11.4 | 13.5 | 15.5 | 17.4 | 18.7 | 18.6 | 18.4 | 17.4 | 16 | 14.5 |
| Min °F | 51.2 | 50.5 | 50.3 | 51.5 | 54.9 | 57.2 | 59.8 | 61.8 | 61.3 | 58.9 | 56.9 | 53.1 |
| Max °F | 53.5 | 52.1 | 51.9 | 54.9 | 58.5 | 61.6 | 64 | 64.4 | 64 | 62 | 59.7 | 56.7 |