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

78.2

°F

December 22, 02:00

Trend:

stable

Yesterday:

78.2°F

Tomorrow:

78.2°F

Sunrise:

06:05

Sunset:

19:38

Day Length:

13 h. 33 min.

Niterói in December

Minimum:

76.3°F

Average:

80.3°F

Maximum:

83.3°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 78.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°F higher 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 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 81.0°F on 2018, while the historical minimum was 76.1°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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 78.6°F, with minimum temperature starting at 78.2°F, while the maximum might reach 78.8°F.

Daily water temperature in Niterói

Date Current Year

actual* / forecast**

last year 10 years average
Dec 8 77.3°F 80.7°F 75.7°F
Dec 9 77.8°F 80.6°F 75.7°F
Dec 10 78.7°F 80.3°F 76.0°F
Dec 11 78.6°F 76.4°F 75.9°F
Dec 12 76.6°F 77.0°F 76.2°F
Dec 13 75.5°F 77.0°F 76.5°F
Dec 14 76.1°F 76.3°F 76.7°F
Dec 15 76.4°F 78.3°F 77.2°F
Dec 16 79.1°F 80.1°F 77.8°F
Dec 17 77.5°F 79.7°F 77.7°F
Dec 18 76.4°F 78.7°F 77.4°F
Dec 19 76.2°F 77.7°F 77.3°F
Dec 20 76.0°F 78.1°F 77.7°F
Dec 21 78.2°F 76.4°F 77.9°F
Dec 22 78.2°F 76.9°F 77.9°F
Dec 23 78.2°F 79.5°F 77.9°F
Dec 24 78.6°F 80.2°F 78.3°F
Dec 25 78.6°F 79.4°F 78.2°F
Dec 26 78.7°F 80.5°F 78.4°F
Dec 27 78.8°F 80.3°F 78.5°F
Dec 28 78.6°F 78.3°F 78.3°F
Dec 29 78.7°F 77.4°F 78.4°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 270 swimming days.
The warmest water in Niterói was recorded on February 14, 2018, reaching a 86.1°F. While the coldest temperature occurred on July 28, 2014, dipping to 67.2°F. The average readings by season are 79.3°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 76.9°F 5mi
Duque de Caxias 80.8°F 15mi
São João de Meriti 80.8°F 18mi
Belford Roxo 80.8°F 21mi

* current water temperature in this city

** straight line distance from Niterói