Monthly Lerwick water temperature chart
The bar chart below shows the average monthly sea temperatures at Lerwick over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 8.9 | 8.4 | 8.2 | 8.6 | 9.6 | 11.2 | 12.7 | 13.1 | 12.3 | 11.4 | 10.9 | 9.8 |
| °F | 48 | 47.1 | 46.8 | 47.5 | 49.3 | 52.2 | 54.9 | 55.6 | 54.1 | 52.5 | 51.6 | 49.6 |
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 | 8.3 | 7.4 | 7.6 | 7.8 | 8.5 | 9.2 | 11.5 | 11.8 | 11 | 10.4 | 10.2 | 8.9 |
| Max °C | 9.6 | 9.5 | 8.9 | 9.4 | 10.7 | 13.3 | 14 | 14.5 | 13.6 | 12.5 | 11.6 | 10.8 |
| Min °F | 47.4 | 46.1 | 46.2 | 46.7 | 48.2 | 50.2 | 53.7 | 54.3 | 52.8 | 51.5 | 50.9 | 48.7 |
| Max °F | 48.7 | 48.2 | 47.5 | 48.3 | 50.4 | 54.3 | 56.2 | 57 | 55.4 | 53.6 | 52.3 | 50.6 |