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

73.9

°F

November 21, 12:21

Trend:

stable

Yesterday:

73.9°F

Tomorrow:

73.6°F

Sunrise:

05:59

Sunset:

19:18

Day Length:

13 h. 19 min.

Niterói in November

Minimum:

76.1°F

Average:

80.3°F

Maximum:

83.2°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 73.9°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.0°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 80.9°F on 2023, while the historical minimum was 70.4°F on 2019.

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 73.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Niterói

Date Current Year

actual* / forecast**

last year 10 years average
Nov 7 75.4°F 74.6°F 74.1°F
Nov 8 75.1°F 75.0°F 74.3°F
Nov 9 75.1°F 76.0°F 74.3°F
Nov 10 75.0°F 75.7°F 74.2°F
Nov 11 74.9°F 76.2°F 74.1°F
Nov 12 75.3°F 77.8°F 74.5°F
Nov 13 75.4°F 78.0°F 74.6°F
Nov 14 75.9°F 78.4°F 75.1°F
Nov 15 72.3°F 79.3°F 74.9°F
Nov 16 72.2°F 79.5°F 75.1°F
Nov 17 72.7°F 80.4°F 75.5°F
Nov 18 72.8°F 81.8°F 75.5°F
Nov 19 74.9°F 81.9°F 75.5°F
Nov 20 73.9°F 81.4°F 75.7°F
Nov 21 73.9°F 80.9°F 75.9°F
Nov 22 73.6°F 80.4°F 75.6°F
Nov 23 73.4°F 81.6°F 75.4°F
Nov 24 73.4°F 82.0°F 75.4°F
Nov 25 73.9°F 81.5°F 75.9°F
Nov 26 74.4°F 80.9°F 76.4°F
Nov 27 73.9°F 80.4°F 75.9°F
Nov 28 73.7°F 80.7°F 75.7°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 74.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Rio de Janeiro 72.3°F 5mi
Duque de Caxias 75.7°F 15mi
São João de Meriti 75.7°F 18mi
Belford Roxo 75.7°F 21mi

* current water temperature in this city

** straight line distance from Niterói