What is the current water temperature in São João de Meriti?

Q: What is the current water temperature in São João de Meriti?

As of now, in São João de Meriti, the water temperature is 21.41°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

Brazil > São João de Meriti

Water temperature in São João de Meriti

Detailed information about the current water temperature in São João de Meriti. 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.

70.5

°F

August 5, 14:47

Trend:

stable

Yesterday:

70.8°F

Tomorrow:

70.8°F

Sunrise:

06:25

Sunset:

17:34

Day Length:

11 h. 9 min.

São João de Meriti in August

Minimum:

77.4°F

Average:

80.6°F

Maximum:

84.9°F

Sea water temperature in São João de Meriti today

As of now, in São João de Meriti, the water temperature is 70.5°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 1.6°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 rise 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 74.1°F on 2024, while the historical minimum was 69.8°F on 2021.

latest data

last year

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 71.0°F, with minimum temperature starting at 70.8°F, while the maximum might reach 71.2°F.

Daily water temperature in São João de Meriti

Date	Current Year actual* / forecast**	last year	10 years average
Jul 22	71.9°F	72.5°F	72.3°F
Jul 23	71.4°F	71.9°F	72.0°F
Jul 24	71.2°F	72.1°F	72.1°F
Jul 25	70.9°F	72.6°F	72.1°F
Jul 26	70.9°F	72.8°F	72.3°F
Jul 27	71.1°F	72.7°F	72.4°F
Jul 28	71.5°F	72.3°F	72.8°F
Jul 29	71.5°F	73.7°F	72.9°F
Jul 30	71.7°F	73.3°F	72.6°F
Jul 31	70.5°F	72.9°F	72.4°F
Aug 1	69.6°F	73.5°F	72.2°F
Aug 2	70.9°F	73.6°F	72.3°F
Aug 3	70.2°F	73.5°F	71.9°F
Aug 4	70.8°F	73.4°F	71.9°F
Aug 5	70.5°F	74.1°F	72.2°F
Aug 6	70.8°F	74.8°F	72.4°F
Aug 7	70.9°F	74.8°F	72.6°F
Aug 8	70.9°F	75.0°F	72.6°F
Aug 9	71.2°F	75.3°F	72.8°F
Aug 10	71.0°F	75.1°F	72.6°F
Aug 11	71.1°F	75.2°F	72.7°F
Aug 12	71.0°F	75.1°F	72.6°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 São João de Meriti by month

In São João de Meriti, the months September through May offer comfortable swimming conditions, which amounts to 283 swimming days.

The warmest water in São João de Meriti was recorded on February 20, 2020, reaching a 86.7°F. While the coldest temperature occurred on August 8, 2018, dipping to 68.3°F. The average readings by season are 80.4°F in Winter, 78.4°F in Spring, 72.6°F in Summer, and 75.1°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Belford Roxo	70.5°F	3mi
Duque de Caxias	70.5°F	4mi
Rio de Janeiro	69.9°F	14mi
Niterói	69.9°F	18mi

* current water temperature in this city

** straight line distance from São João de Meriti