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

74.6

°F

March 31, 20:08

Trend:

stable

Yesterday:

75.4°F

Tomorrow:

74.8°F

Sunrise:

06:00

Sunset:

17:53

Day Length:

11 h. 53 min.

Rio de Janeiro in April

Minimum:

75.9°F

Average:

78.7°F

Maximum:

82.8°F

Sea water temperature in Rio de Janeiro today

As of now, in Rio de Janeiro, the water temperature is 74.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.7°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 82.9°F on 2021, while the historical minimum was 77.0°F on 2017.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 74.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Rio de Janeiro

Date Current Year

actual* / forecast**

last year 10 years average
Mar 17 78.5°F 78.7°F 79.7°F
Mar 18 77.9°F 78.3°F 79.4°F
Mar 19 77.1°F 78.7°F 79.6°F
Mar 20 78.5°F 78.6°F 79.6°F
Mar 21 76.9°F 78.4°F 79.5°F
Mar 22 76.3°F 78.4°F 79.2°F
Mar 23 76.2°F 77.9°F 79.1°F
Mar 24 76.6°F 78.4°F 79.1°F
Mar 25 78.3°F 78.5°F 79.1°F
Mar 26 78.4°F 78.0°F 79.3°F
Mar 27 77.8°F 78.4°F 79.3°F
Mar 28 76.9°F 78.7°F 79.2°F
Mar 29 77.0°F 78.6°F 79.1°F
Mar 30 75.4°F 78.5°F 78.9°F
Mar 31 74.6°F 78.4°F 79.3°F
Apr 1 74.8°F 78.6°F 79.4°F
Apr 2 75.1°F 78.8°F 79.8°F
Apr 3 75.2°F 79.2°F 79.9°F
Apr 4 74.6°F 79.1°F 79.3°F
Apr 5 74.6°F 80.6°F 79.3°F
Apr 6 74.7°F 80.5°F 79.4°F
Apr 7 74.6°F 80.5°F 79.3°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 75.9°F 5mi
Duque de Caxias 78.0°F 12mi
São João de Meriti 78.0°F 14mi
Belford Roxo 78.0°F 17mi

* current water temperature in this city

** straight line distance from Rio de Janeiro