All data are in degrees Fahrenheit

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Water temperature in Rio de Janeiro

Detailed information about the current water temperature in Rio de Janeiro. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Rio de Janeiro now

73.7

°F

August 9, 00:03

Trend:

stable

Yesterday:

73.3°F

Tomorrow:

73.5°F

Sunrise:

06:22

Sunset:

17:35

Day Length:

11 h. 13 min.

Rio de Janeiro in August

Minimum:

75.4°F

Average:

79.0°F

Maximum:

83.6°F

Sea water temperature in Rio de Janeiro today

As of now, in Rio de Janeiro, the water temperature is 73.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.7°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 74.2°F on 2022, while the historical minimum was 69.9°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 73.1°F, the minimum temperature may reach 72.9°F, and the maximum might stay at 73.5°F.

Daily water temperature in Rio de Janeiro

Date Current Year

actual* / forecast**

last year 10 years average
Jul 26 71.3°F 70.6°F 71.6°F
Jul 27 71.9°F 70.6°F 71.8°F
Jul 28 71.9°F 71.1°F 72.1°F
Jul 29 72.5°F 71.1°F 72.2°F
Jul 30 72.1°F 71.1°F 72.0°F
Jul 31 71.9°F 70.3°F 71.7°F
Aug 1 72.3°F 69.7°F 71.6°F
Aug 2 72.7°F 69.8°F 71.5°F
Aug 3 72.6°F 69.4°F 71.2°F
Aug 4 72.4°F 69.9°F 71.1°F
Aug 5 73.8°F 69.9°F 71.5°F
Aug 6 73.6°F 70.0°F 71.7°F
Aug 7 75.0°F 70.7°F 71.9°F
Aug 8 73.3°F 70.8°F 71.5°F
Aug 9 73.7°F 71.1°F 71.9°F
Aug 10 73.5°F 71.0°F 71.7°F
Aug 11 73.5°F 71.0°F 71.8°F
Aug 12 73.1°F 69.9°F 71.4°F
Aug 13 72.9°F 70.1°F 71.1°F
Aug 14 72.9°F 70.6°F 71.2°F
Aug 15 73.0°F 69.9°F 71.2°F
Aug 16 72.9°F 70.1°F 71.2°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Rio de Janeiro by month

In Rio de Janeiro, the months October through May offer comfortable swimming conditions, which amounts to 227 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 August 8, 2018, dipping to 67.7°F. The average readings by season are 78.8°F in Winter, 77.3°F in Spring, 72.0°F in Summer, and 73.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Niterói 74.6°F 5mi
Duque de Caxias 74.1°F 12mi
São João de Meriti 74.1°F 14mi
Belford Roxo 74.1°F 17mi

* current water temperature in this city

** straight line distance from Rio de Janeiro