Monthly He‘eia water temperature chart
The bar chart below shows the average monthly sea temperatures at He‘eia over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 24.4 | 24.1 | 23.9 | 24.7 | 25.3 | 25.7 | 25.8 | 26.2 | 26.7 | 26.3 | 25.6 | 24.7 |
| °F | 75.9 | 75.4 | 75 | 76.5 | 77.5 | 78.3 | 78.4 | 79.2 | 80.1 | 79.3 | 78.1 | 76.5 |
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 | 23.7 | 23.1 | 23 | 23.4 | 24.2 | 25 | 25.3 | 25.5 | 25.8 | 25.7 | 24.7 | 23.6 |
| Max °C | 25.2 | 25.2 | 24.8 | 26 | 26.4 | 26.4 | 26.4 | 26.9 | 27.6 | 26.9 | 26.6 | 25.8 |
| Min °F | 75.2 | 74.4 | 74.1 | 75.2 | 76.4 | 77.6 | 77.9 | 78.5 | 79.2 | 78.7 | 77.2 | 75.4 |
| Max °F | 76.7 | 76.5 | 75.9 | 77.8 | 78.6 | 79 | 79 | 79.9 | 81 | 79.9 | 79.1 | 77.6 |