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

74.5

°F

November 20, 03:19

Trend:

stable

Yesterday:

74.3°F

Tomorrow:

74.4°F

Sunrise:

05:59

Sunset:

19:17

Day Length:

13 h. 18 min.

Niterói in November

Minimum:

76.1°F

Average:

80.0°F

Maximum:

83.2°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 74.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.5°F lower than 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 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 81.4°F on 2023, while the historical minimum was 69.9°F on 2019.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 74.2°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 6 71.1°F 75.7°F 74.1°F
Nov 7 70.1°F 75.4°F 73.7°F
Nov 8 70.0°F 75.1°F 73.9°F
Nov 9 70.5°F 75.1°F 73.8°F
Nov 10 70.4°F 75.0°F 73.8°F
Nov 11 71.2°F 75.1°F 73.8°F
Nov 12 70.8°F 75.5°F 74.2°F
Nov 13 71.8°F 75.7°F 74.4°F
Nov 14 70.6°F 75.9°F 74.7°F
Nov 15 72.5°F 72.3°F 74.8°F
Nov 16 72.4°F 72.2°F 75.1°F
Nov 17 72.6°F 72.7°F 75.5°F
Nov 18 73.8°F 72.8°F 75.7°F
Nov 19 74.3°F 74.9°F 75.8°F
Nov 20 74.5°F 73.9°F 76.0°F
Nov 21 74.4°F 73.9°F 76.0°F
Nov 22 74.1°F 73.9°F 75.7°F
Nov 23 73.8°F 73.8°F 75.4°F
Nov 24 73.7°F 73.5°F 75.3°F
Nov 25 74.3°F 74.1°F 75.8°F
Nov 26 74.7°F 73.8°F 76.3°F
Nov 27 74.4°F 75.0°F 76.0°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 79.3°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 73.6°F 5mi
Duque de Caxias 75.3°F 15mi
São João de Meriti 75.3°F 18mi
Belford Roxo 75.3°F 21mi

* current water temperature in this city

** straight line distance from Niterói