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

73.0

°F

September 7, 10:37

Trend:

decreasing

Yesterday:

73.2°F

Tomorrow:

72.9°F

Sunrise:

05:57

Sunset:

17:44

Day Length:

11 h. 47 min.

Niterói in September

Minimum:

76.1°F

Average:

79.7°F

Maximum:

83.9°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 73.0°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 0.7°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 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 76.0°F on 2020, while the historical minimum was 69.2°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 maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 74.1°F, with minimum temperature starting at 72.9°F, while the maximum might reach 74.8°F.

Daily water temperature in Niterói

Date Current Year

actual* / forecast**

last year 10 years average
Aug 24 73.8°F 73.0°F 72.6°F
Aug 25 73.6°F 73.3°F 72.4°F
Aug 26 73.5°F 73.0°F 72.4°F
Aug 27 72.9°F 72.0°F 72.2°F
Aug 28 72.2°F 72.2°F 71.7°F
Aug 29 73.9°F 72.2°F 72.1°F
Aug 30 73.5°F 72.0°F 72.2°F
Aug 31 74.3°F 73.9°F 72.6°F
Sep 1 74.5°F 73.0°F 72.6°F
Sep 2 74.1°F 72.1°F 72.6°F
Sep 3 73.3°F 73.1°F 72.7°F
Sep 4 74.9°F 73.5°F 73.5°F
Sep 5 73.0°F 72.7°F 73.1°F
Sep 6 73.2°F 72.3°F 72.8°F
Sep 7 73.0°F 71.5°F 72.2°F
Sep 8 72.9°F 71.2°F 72.2°F
Sep 9 73.4°F 72.7°F 72.7°F
Sep 10 74.0°F 72.1°F 73.3°F
Sep 11 74.4°F 71.2°F 73.7°F
Sep 12 74.6°F 71.5°F 73.9°F
Sep 13 74.8°F 71.4°F 74.1°F
Sep 14 74.8°F 71.1°F 74.1°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 Niterói by month

In Niterói, the months September through May offer comfortable swimming conditions, which amounts to 264 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, 72.3°F in Summer, and 74.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Rio de Janeiro 72.8°F 5mi
Duque de Caxias 74.0°F 15mi
São João de Meriti 74.0°F 18mi
Belford Roxo 74.0°F 21mi

* current water temperature in this city

** straight line distance from Niterói