All data are in degrees Fahrenheit

en

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

74.7

°F

August 10, 11:08

Trend:

stable

Yesterday:

74.9°F

Tomorrow:

74.9°F

Sunrise:

06:21

Sunset:

17:35

Day Length:

11 h. 14 min.

Niterói in August

Minimum:

76.2°F

Average:

79.6°F

Maximum:

84.1°F

Sea water temperature in Niterói today

As of now, in Niterói, the water temperature is 74.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.7°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 rise 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 74.2°F on 2022, while the historical minimum was 70.8°F on 2021.

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 shows a gradual cooling trend. The average temperature is expected to be 74.3°F, the minimum temperature may reach 74.1°F, and the maximum might stay at 74.9°F.

Daily water temperature in Niterói

Date Current Year

actual* / forecast**

last year 10 years average
Jul 27 72.5°F 70.9°F 72.1°F
Jul 28 72.5°F 71.5°F 72.5°F
Jul 29 73.4°F 71.4°F 72.6°F
Jul 30 72.6°F 71.5°F 72.3°F
Jul 31 72.3°F 70.4°F 71.9°F
Aug 1 72.8°F 69.5°F 71.9°F
Aug 2 73.2°F 69.6°F 71.7°F
Aug 3 72.8°F 69.2°F 71.4°F
Aug 4 72.5°F 70.0°F 71.3°F
Aug 5 73.9°F 69.9°F 71.8°F
Aug 6 74.1°F 70.0°F 72.0°F
Aug 7 76.0°F 70.8°F 72.2°F
Aug 8 74.2°F 71.0°F 72.1°F
Aug 9 74.9°F 71.5°F 72.5°F
Aug 10 74.7°F 71.0°F 72.0°F
Aug 11 74.9°F 71.2°F 72.2°F
Aug 12 74.5°F 69.9°F 71.8°F
Aug 13 74.1°F 70.1°F 71.4°F
Aug 14 74.2°F 70.7°F 71.5°F
Aug 15 74.2°F 69.9°F 71.5°F
Aug 16 74.1°F 70.1°F 71.4°F
Aug 17 74.3°F 69.9°F 71.6°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 263 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 74.3°F 5mi
Duque de Caxias 75.5°F 15mi
São João de Meriti 75.5°F 18mi
Belford Roxo 75.5°F 21mi

* current water temperature in this city

** straight line distance from Niterói