Monthly Niterói water temperature chart
The bar chart below shows the average monthly sea temperatures at Niterói over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 25.3 | 25.4 | 25.9 | 25.5 | 24.2 | 23.1 | 21.9 | 22.1 | 21.3 | 22.5 | 23.1 | 24.1 |
| °F | 77.5 | 77.7 | 78.6 | 77.9 | 75.6 | 73.6 | 71.4 | 71.8 | 70.3 | 72.5 | 73.6 | 75.4 |
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 | 23.5 | 23.3 | 24.3 | 23.9 | 22.2 | 21.3 | 20.5 | 20.7 | 19.7 | 19.3 | 19.8 | 21.3 |
| Max °C | 27.2 | 27.5 | 27.6 | 27.1 | 26.3 | 24.9 | 23.3 | 23.6 | 23 | 25.7 | 26.4 | 27 |
| Min °F | 75.7 | 75.6 | 77 | 76.3 | 73.6 | 71.8 | 70 | 70.4 | 68.7 | 69.3 | 70.3 | 72.6 |
| Max °F | 79.4 | 79.8 | 80.3 | 79.5 | 77.7 | 75.4 | 72.8 | 73.3 | 72 | 75.7 | 76.9 | 78.3 |