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

80.7

°F

January 1, 04:45

Trend:

stable

Yesterday:

80.3°F

Tomorrow:

80.7°F

Sunrise:

06:11

Sunset:

19:42

Day Length:

13 h. 31 min.

Rio de Janeiro in January

Minimum:

74.6°F

Average:

78.5°F

Maximum:

81.5°F

Sea water temperature in Rio de Janeiro today

As of now, in Rio de Janeiro, the water temperature is 80.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.2°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 stay about the same.

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 81.5°F on 2017, while the historical minimum was 74.6°F on 2023.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 80.9°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
Jan 1 80.7°F 76.2°F 78.5°F
Jan 2 80.7°F 75.4°F 78.5°F
Jan 3 80.6°F 74.1°F 78.5°F
Jan 4 80.9°F 75.9°F 78.7°F
Jan 5 80.8°F 75.4°F 78.7°F
Jan 6 80.7°F 78.0°F 78.5°F
Jan 7 81.2°F 77.2°F 79.0°F
Jan 8 81.2°F 77.7°F 79.1°F
Dec 18 78.3°F 75.1°F 77.0°F
Dec 19 77.9°F 75.1°F 76.9°F
Dec 20 77.4°F 75.7°F 77.6°F
Dec 21 76.1°F 77.0°F 77.3°F
Dec 22 76.9°F 77.0°F 77.3°F
Dec 23 78.2°F 76.9°F 77.5°F
Dec 24 79.0°F 76.9°F 77.5°F
Dec 25 77.7°F 75.7°F 77.4°F
Dec 26 76.9°F 73.0°F 77.3°F
Dec 27 78.8°F 73.6°F 77.6°F
Dec 28 79.8°F 73.9°F 77.4°F
Dec 29 80.2°F 75.8°F 77.7°F
Dec 30 80.4°F 76.7°F 78.1°F
Dec 31 80.3°F 75.5°F 78.1°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 235 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 73.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Niterói 80.6°F 5mi
Duque de Caxias 82.9°F 12mi
São João de Meriti 82.9°F 14mi
Belford Roxo 82.9°F 17mi

* current water temperature in this city

** straight line distance from Rio de Janeiro