Monthly Thames water temperature chart
The bar chart below shows the average monthly sea temperatures at Thames over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 20.1 | 21.1 | 20.9 | 19.5 | 17.9 | 16.4 | 15.3 | 14.7 | 14.9 | 15.6 | 16.8 | 18.4 |
| °F | 68.2 | 70 | 69.6 | 67.1 | 64.2 | 61.5 | 59.5 | 58.5 | 58.8 | 60.1 | 62.2 | 65.1 |
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 | 17.9 | 19.7 | 19.9 | 18.2 | 17 | 15.5 | 14.5 | 14.1 | 13.9 | 14.2 | 15.2 | 16.8 |
| Max °C | 22.3 | 22.6 | 22 | 20.8 | 18.8 | 17.3 | 16.2 | 15.4 | 16 | 17.1 | 18.5 | 20 |
| Min °F | 66 | 68.6 | 68.6 | 65.8 | 63.3 | 60.6 | 58.7 | 57.9 | 57.8 | 58.7 | 60.6 | 63.5 |
| Max °F | 70.4 | 71.5 | 70.7 | 68.4 | 65.1 | 62.4 | 60.4 | 59.2 | 59.9 | 61.6 | 63.9 | 66.7 |