Rio de Janeiro in May
Find out everything about the water temperature in Rio de Janeiro in May. Average, minimum and maximum recorded temperatures as well as daily temperature in May for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in May
Minimum:
70.2 °F
Average:
74.7 °F
Maximum:
80.6 °F
Sea water temperature in Rio de Janeiro in May
In the city of Rio de Janeiro, the month of May is a great time for swimming. The minimum recorded temperature during this month was 70.2°F on May 24, 2018, with an average temperature being 74.7°F and a maximum temperature reaching 80.6°F on May 7, 2019.
| Date | 10 years average | 2024 | 2023 |
|---|---|---|---|
| May 1 | 75.9°F | 74.4°F | 76.8°F |
| May 2 | 75.6°F | 74.5°F | 76.1°F |
| May 3 | 75.5°F | 75.0°F | 75.9°F |
| May 4 | 75.6°F | 75.0°F | 76.1°F |
| May 5 | 75.5°F | 74.3°F | 75.9°F |
| May 6 | 75.6°F | 73.9°F | 76.0°F |
| May 7 | 75.3°F | 72.5°F | 75.3°F |
| May 8 | 75.4°F | 74.2°F | 75.4°F |
| May 9 | 75.3°F | 74.2°F | 75.5°F |
| May 10 | 75.0°F | 74.6°F | 74.9°F |
| May 11 | 75.0°F | 74.6°F | 75.0°F |
| May 12 | 75.1°F | 74.7°F | 75.4°F |
| May 13 | 75.2°F | 74.8°F | 75.6°F |
| May 14 | 75.2°F | 74.8°F | 75.3°F |
| May 15 | 75.0°F | 74.9°F | 75.0°F |
| May 16 | 74.9°F | 75.1°F | 74.8°F |
| May 17 | 74.9°F | 75.1°F | 74.2°F |
| May 18 | 74.9°F | 76.5°F | 73.5°F |
| May 19 | 74.6°F | 76.1°F | 73.2°F |
| May 20 | 74.4°F | 75.3°F | 73.2°F |
| May 21 | 74.0°F | 75.5°F | 73.1°F |
| May 22 | 74.0°F | 75.1°F | 73.0°F |
| May 23 | 73.9°F | 75.4°F | 73.0°F |
| May 24 | 73.9°F | 75.3°F | 73.9°F |
| May 25 | 73.7°F | 75.2°F | 74.1°F |
| May 26 | 73.8°F | 75.9°F | 74.1°F |
| May 27 | 73.9°F | 75.7°F | 73.8°F |
| May 28 | 73.9°F | 75.4°F | 74.1°F |
| May 29 | 73.7°F | 74.3°F | 73.9°F |
| May 30 | 73.7°F | 74.4°F | 73.7°F |
| May 31 | 73.5°F | 74.4°F | 73.5°F |
In Rio de Janeiro, the months October through May offer comfortable swimming conditions, which amounts to 246 swimming days.
The warmest water in Rio de Janeiro was recorded on February 14, 2018, reaching a 85.4°F. While the coldest temperature occurred on July 28, 2014, dipping to 67.2°F. The average readings by season are 78.7°F in Winter, 77.3°F in Spring, 72.0°F in Summer, and 73.5°F in Autumn.
May's average temperature is a slight drop from April's average of 77.7°F. In June, the temperature is expected to decrease further, potentially averaging around 72.9°F.
Popular neighboring cities and resorts
| City | Water temperature* | Distance** |
|---|---|---|
| Niterói |
73.8°F
|
5mi |
| Duque de Caxias |
75.2°F
|
12mi |
| São João de Meriti |
75.2°F
|
14mi |
| Belford Roxo |
75.2°F
|
17mi |
* current water temperature in this city
** straight line distance from Rio de Janeiro