All data are in degrees Fahrenheit

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Water temperature in Niterói

Detailed information about the current water temperature in Niterói. 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 Niterói now

76.9

°F

April 30, 20:11

Trend:

stable

Yesterday:

76.6°F

Tomorrow:

76.6°F

Sunrise:

06:11

Sunset:

17:28

Day Length:

11 h. 17 min.

Niterói in May

Minimum:

77.0°F

Average:

79.6°F

Maximum:

83.7°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 76.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is about the same as 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 80.7°F on 2019, while the historical minimum was 75.3°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 minimum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 76.2°F, the minimum temperature may reach 76.0°F, and the maximum might stay at 76.6°F.

Daily water temperature in Niterói

Date Current Year

actual* / forecast**

last year 10 years average
Apr 16 73.8°F 75.7°F 77.8°F
Apr 17 73.3°F 75.2°F 77.5°F
Apr 18 75.5°F 75.9°F 77.4°F
Apr 19 74.8°F 75.5°F 77.1°F
Apr 20 73.5°F 77.4°F 76.8°F
Apr 21 74.6°F 76.7°F 76.3°F
Apr 22 73.2°F 76.7°F 76.3°F
Apr 23 74.0°F 76.4°F 76.6°F
Apr 24 73.7°F 76.0°F 76.5°F
Apr 25 75.4°F 76.0°F 76.5°F
Apr 26 76.8°F 76.1°F 76.7°F
Apr 27 77.5°F 75.7°F 76.5°F
Apr 28 76.2°F 76.0°F 76.7°F
Apr 29 76.6°F 75.7°F 76.8°F
Apr 30 76.9°F 75.8°F 76.7°F
May 1 76.6°F 75.3°F 76.5°F
May 2 76.2°F 75.3°F 76.1°F
May 3 76.2°F 75.3°F 76.0°F
May 4 76.1°F 74.9°F 76.0°F
May 5 76.0°F 75.4°F 75.8°F
May 6 76.2°F 75.2°F 76.0°F
May 7 76.1°F 76.6°F 75.9°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 Niterói by month

In Niterói, the months October through May offer comfortable swimming conditions, which amounts to 265 swimming days.
The warmest water in Niterói was recorded on February 14, 2018, reaching a 86.1°F. While the coldest temperature occurred on August 8, 2018, dipping to 67.8°F. The average readings by season are 79.4°F in Winter, 77.6°F in Spring, 72.2°F in Summer, and 74.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Rio de Janeiro 76.4°F 5mi
Duque de Caxias 78.2°F 15mi
São João de Meriti 78.2°F 18mi
Belford Roxo 78.2°F 21mi

* current water temperature in this city

** straight line distance from Niterói