Monthly Koh Tao water temperature chart
The bar chart below shows the average monthly sea temperatures at Koh Tao over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27.6 | 28.0 | 28.7 | 29.7 | 30.1 | 29.7 | 29.6 | 29.1 | 29.0 | 29.2 | 29.1 | 28.2 |
| °F | 81.7 | 82.4 | 83.7 | 85.5 | 86.2 | 85.5 | 85.3 | 84.4 | 84.2 | 84.6 | 84.4 | 82.8 |
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 | 26.8 | 27.2 | 27.5 | 28.1 | 28.8 | 28.7 | 28.8 | 28.2 | 28.1 | 28.1 | 28.1 | 26.8 |
| Max °C | 28.4 | 28.9 | 30 | 31.3 | 31.4 | 30.8 | 30.4 | 30.1 | 30 | 30.4 | 30.2 | 29.6 |
| Min °F | 80.9 | 81.6 | 82.5 | 83.9 | 84.9 | 84.5 | 84.5 | 83.5 | 83.3 | 83.5 | 83.4 | 81.4 |
| Max °F | 82.5 | 83.3 | 85 | 87.1 | 87.5 | 86.6 | 86.1 | 85.4 | 85.2 | 85.8 | 85.5 | 84.2 |