Monthly Grindavík water temperature chart
The bar chart below shows the average monthly sea temperatures at Grindavík over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 6.3 | 6.1 | 5.9 | 6.5 | 7.5 | 9.6 | 11.4 | 11.4 | 9.9 | 8.4 | 7.7 | 7.2 |
| °F | 43.3 | 43 | 42.6 | 43.7 | 45.5 | 49.3 | 52.5 | 52.5 | 49.8 | 47.1 | 45.9 | 45 |
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 | 5.5 | 5.3 | 5 | 5.8 | 5.9 | 7.6 | 9.9 | 10.1 | 8.4 | 6.8 | 6.9 | 6.5 |
| Max °C | 7.1 | 7 | 6.9 | 7.3 | 9.1 | 11.7 | 13 | 12.8 | 11.5 | 10.1 | 8.6 | 7.9 |
| Min °F | 42.5 | 42.2 | 41.7 | 43 | 43.9 | 47.3 | 51 | 51.2 | 48.3 | 45.5 | 45.1 | 44.3 |
| Max °F | 44.1 | 43.9 | 43.6 | 44.5 | 47.1 | 51.4 | 54.1 | 53.9 | 51.4 | 48.8 | 46.8 | 45.7 |