The most detailed information about the water temperature in Sao Joao da Barra in Atlantic Ocean (Rio De Janeiro, Brazil). Forecast of changes in water temperature for the next 10 days. Statistics by months for recent years. Information about the neighboring resorts. Weather forecast in Sao Joao da Barra for a week.
Water temperature in Sao Joao da Barra right now
data updated 34 minutes ago75°F
yesterday: 75°F
a week ago: 78°F
Trend: stability
Today water temperature in Sao Joao da Barra is 75.0°F. It is the most comfortable swimming water in any body of water, especially on a hot day. This temperature range is recognized as the most optimal for prolonged bathing. In any case, the general weather is also important. So, the air temperature at the same time will reach 81°F.
Analysis and forecast
The water temperature today is slightly lower than the average on this day in recent years. Its value has rise over the last week, but has drop compared to 20 days ago. Exactly a year ago, on this day, the water temperature in this location was 77°F. Water temperature range in Sao Joao da Barra in April is from 73 to 82 degrees.
According to our forecast, the water temperature in Sao Joao da Barra will move in different directions, in the coming days the water will become warmer, but after 10 days it will still get a little colder to 72°F.
Table of water temperature values in Sao Joao da Barra
| Day | Fact* | Average** | Forecast*** |
| Apr 16 | 25.8°C | 26.3°C | |
| Apr 17 | 25.4°C | 25.3°C | |
| Apr 18 | 25.4°C | 26.3°C | |
| Apr 19 | 24.6°C | 25.3°C | |
| Apr 20 | 24.6°C | 25.8°C | |
| Apr 21 | 24.2°C | 25.5°C | |
| Apr 22 | 24.0°C | 26.0°C | |
| Apr 23 | 23.9°C | 25.3°C | |
| Apr 24 | 25.5°C | 24.1°C | |
| Apr 25 | 25.5°C | 24.1°C | |
| Apr 26 | 25.3°C | 23.9°C | |
| Apr 27 | 26.0°C | 24.6°C | |
| Apr 28 | 25.0°C | 23.6°C | |
| Apr 29 | 25.5°C | 24.1°C | |
| Apr 30 | 25.5°C | 24.1°C |
** Average - Average water temperature on this day in past years
*** Forecast - Our forecast for the water temperature
Actual nearshore temperatures may vary by several degrees from the indicated values. This is noticeable after heavy rain or after prolonged periods of strong winds. Some downstream winds cause cold, deep waters to replace surface waters that have been warmed by the sun.
To develop a forecast, we use our own mathematical model, which takes into account the current change in water temperature, historical data and the main weather trends, wind strength and direction, air temperature in each specific region. We also take into account data for other resorts in Brazil.
Annual graph of average water temperature change in Sao Joao da Barra
Water temperature in Sao Joao da Barra by month
Sao Joao da Barra is located in the Arctic Circle, at latitude 21 degrees. The swimming season in this location lasts all year round. Average annual water temperature on the coast in Sao Joao da Barra is 76°F, by the seasons: in winter 74°F, in spring 74°F, in summer 77°F, in autumn 78°F. Minimum water temperature (71°F) in Sao Joao da Barra it happens in September, maximum (81°F) in March.
You can find out detailed data on how the water temperature in Sao Joao da Barra changes in each specific month:
Sao Joao da Barra: general information and map
Neighboring cities and resorts
| City | Water* | Distance** |
| Santa Clara | 74°C | 17km |
| Itabapoana | 74°C | 39km |
| Farol de Sao Thome | 75°C  | 42km |
| Praia das Neves | 75°C | 44km |
| Moroba | 75°C | 54km |
| Marataizes | 76°C | 72km |
| Piuma | 78°C | 96km |
** Straight line distance in kilometers
The warmest water today in Brazil recorded in Canoa Quebrada, its value is 87°F. Lowest - in Rio Grande, there water temperature now 69°F. Average water temperature in the country today - 79°F.
Water temperature data in Sao Joao da Barra and neighboring towns and resorts collected from various sources, using buoys, using satellite maps of sea, river and lake surfaces of the NOAA agency.
We use data from various local authorities in each specific location of the world to more accurately reflect temperature values.
The nearest airport is located in a 28 kilometers. This is Bartolomeu Lisandro (CAW) airport. We have no information as to whether it is valid and what flights it receives or sends.
Sao Joao da Barra: weather forecast
The weather forecast is shown in local time in Sao Joao da Barra
12km/hhumidity: 74%, clouds: 3%
10km/hhumidity: 88%, clouds: 1%
10km/hhumidity: 87%, clouds: 1%
8km/hhumidity: 91%, clouds: 0%
9km/hhumidity: 94%, clouds: 0%
11km/hhumidity: 93%, clouds: 1%
14km/hhumidity: 77%, clouds: 7%
17km/hhumidity: 68%, clouds: 59%
16km/hhumidity: 71%, clouds: 29%
15km/hhumidity: 88%, clouds: 0%
16km/hhumidity: 91%, clouds: 0%
12km/hhumidity: 95%, clouds: 1%
7km/hhumidity: 94%, clouds: 0%
7km/hhumidity: 92%, clouds: 8%
15km/hhumidity: 78%, clouds: 22%
21km/hhumidity: 66%, clouds: 41%
24km/hhumidity: 75%, clouds: 49%
18km/hhumidity: 90%, clouds: 0%
12km/hhumidity: 93%, clouds: 1%
6km/hhumidity: 91%, clouds: 1%
3km/hhumidity: 90%, clouds: 12%
6km/hhumidity: 92%, clouds: 62%
6km/hhumidity: 77%, clouds: 41%
12km/hhumidity: 71%, clouds: 20%
14km/hhumidity: 74%, clouds: 14%
15km/hhumidity: 91%, clouds: 0%
18km/hhumidity: 90%, clouds: 2%
17km/hhumidity: 90%, clouds: 67%
15km/hhumidity: 91%, clouds: 69%
15km/hhumidity: 91%, clouds: 79%
15km/hhumidity: 88%, clouds: 91%
18km/hhumidity: 76%, clouds: 70%
20km/hhumidity: 77%, clouds: 38%
20km/hhumidity: 89%, clouds: 6%
21km/hhumidity: 90%, clouds: 5%
22km/hhumidity: 91%, clouds: 5%
23km/hhumidity: 92%, clouds: 4%
18km/hhumidity: 94%, clouds: 0%
