Niterói in January
Find out everything about the water temperature in Niterói in January. Average, minimum and maximum recorded temperatures as well as daily temperature in January for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in January
Minimum:
75.4 °F
Average:
80.3 °F
Maximum:
85.2 °F
Sea water temperature in Niterói in January
In the city of Niterói, the month of January is a great time for swimming. The minimum recorded temperature during this month was 75.4°F on January 3, 2025, with an average temperature being 80.3°F and a maximum temperature reaching 85.2°F on January 23, 2019.
| Date | 10 years average | 2025 | 2024 |
|---|---|---|---|
| Jan 1 | 79.2°F | 75.9°F | 79.9°F |
| Jan 2 | 79.4°F | 76.6°F | 79.8°F |
| Jan 3 | 79.3°F | 75.4°F | 78.7°F |
| Jan 4 | 79.6°F | 77.9°F | 78.7°F |
| Jan 5 | 79.5°F | 77.0°F | 78.8°F |
| Jan 6 | 79.2°F | 78.3°F | 78.5°F |
| Jan 7 | 79.6°F | 77.8°F | 78.2°F |
| Jan 8 | 79.6°F | 78.0°F | 78.2°F |
| Jan 9 | 79.7°F | 78.2°F | 80.0°F |
| Jan 10 | 80.0°F | 76.9°F | 80.4°F |
| Jan 11 | 80.0°F | 76.5°F | 80.9°F |
| Jan 12 | 80.1°F | 75.7°F | 82.0°F |
| Jan 13 | 80.3°F | 75.9°F | 82.4°F |
| Jan 14 | 80.7°F | 76.3°F | 82.2°F |
| Jan 15 | 80.4°F | 76.5°F | 80.7°F |
| Jan 16 | 80.5°F | 76.5°F | 83.4°F |
| Jan 17 | 80.5°F | 77.1°F | 84.0°F |
| Jan 18 | 81.2°F | 78.7°F | 82.9°F |
| Jan 19 | 80.9°F | 78.9°F | 82.4°F |
| Jan 20 | 80.7°F | 80.0°F | 83.5°F |
| Jan 21 | 80.8°F | 81.6°F | 82.9°F |
| Jan 22 | 80.5°F | 81.8°F | 82.5°F |
| Jan 23 | 80.8°F | 82.1°F | 82.7°F |
| Jan 24 | 80.7°F | 82.3°F | 82.4°F |
| Jan 25 | 80.7°F | 81.8°F | 82.1°F |
| Jan 26 | 80.7°F | 81.4°F | 81.7°F |
| Jan 27 | 80.8°F | 82.9°F | 81.5°F |
| Jan 28 | 81.1°F | 82.8°F | 80.7°F |
| Jan 29 | 80.9°F | 82.7°F | 80.5°F |
| Jan 30 | 81.1°F | 82.3°F | 80.2°F |
| Jan 31 | 80.8°F | 82.1°F | 80.8°F |
In Niterói, the months September through May offer comfortable swimming conditions, which amounts to 271 swimming days.
The warmest water in Niterói was recorded on February 14, 2018, reaching a 86.1°F. While the coldest temperature occurred on August 8, 2018, dipping to 67.8°F. The average readings by season are 79.3°F in Winter, 77.7°F in Spring, 72.4°F in Summer, and 74.3°F in Autumn.
The average temperature in January is slightly warmer than December's average of 77.1°F. And in February, the temperature is expected to rise further, potentially reaching an average of 80.5°F.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Rio de Janeiro |
80.3°F
|
5mi |
| Duque de Caxias |
82.5°F
|
15mi |
| São João de Meriti |
82.5°F
|
18mi |
| Belford Roxo |
82.5°F
|
21mi |
* current water temperature in this city
** straight line distance from Niterói