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Brazil > Rio de Janeiro

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

70.4

°F

September 13, 22:22

Trend:

stable

Yesterday:

70.5°F

Tomorrow:

70.5°F

Sunrise:

05:52

Sunset:

17:46

Day Length:

11 h. 54 min.

Rio de Janeiro in September

Minimum:

75.3°F

Average:

79.2°F

Maximum:

84.0°F

Sea water temperature in Rio de Janeiro today

As of now, in Rio de Janeiro, the water temperature is 70.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.7°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 stay about the same.

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 76.5°F on 2020, while the historical minimum was 69.4°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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 70.3°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
Aug 30 71.6°F 72.2°F 71.6°F
Aug 31 73.1°F 72.2°F 72.0°F
Sep 1 72.4°F 71.9°F 71.9°F
Sep 2 71.9°F 72.6°F 72.0°F
Sep 3 72.4°F 71.5°F 72.0°F
Sep 4 72.7°F 72.8°F 72.3°F
Sep 5 72.1°F 73.3°F 72.1°F
Sep 6 70.8°F 73.1°F 71.9°F
Sep 7 70.4°F 72.7°F 71.4°F
Sep 8 70.3°F 72.8°F 71.3°F
Sep 9 71.9°F 73.3°F 71.9°F
Sep 10 71.3°F 74.4°F 72.2°F
Sep 11 70.3°F 74.8°F 72.5°F
Sep 12 70.5°F 75.8°F 72.7°F
Sep 13 70.4°F 76.4°F 73.1°F
Sep 14 70.5°F 75.0°F 73.2°F
Sep 15 70.4°F 74.6°F 73.1°F
Sep 16 70.1°F 72.6°F 72.9°F
Sep 17 70.2°F 73.7°F 72.9°F
Sep 18 70.2°F 73.0°F 73.0°F
Sep 19 70.3°F 74.0°F 73.0°F
Sep 20 70.4°F 73.3°F 73.1°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

January

February

March

April

May

June

July

August

September

October

November

December

In Rio de Janeiro, the months October through May offer comfortable swimming conditions, which amounts to 241 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 78.7°F in Winter, 77.3°F in Spring, 72.0°F in Summer, and 73.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Niterói 71.4°F 5mi
Duque de Caxias 71.3°F 12mi
São João de Meriti 71.3°F 14mi
Belford Roxo 71.3°F 17mi

* current water temperature in this city

** straight line distance from Rio de Janeiro