São Paulo, Brazil
Río de la Plata25.21°S, 47.99°WStation BR-SAO-PRA

Praia do Marujá Sea Water Temperature

A subtropical beach on the Río de la Plata, warmest around February at about 27.5°C. Today's reading, 7-day forecast, and monthly averages below.

Live readings · auto-updating
Water Temperature NowBuoy & Sentinel-3 SST

Praia do Marujá water temperature

20.6
69.1°FComfortable (20°C – 24°C)

Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.

+0°vs Sep avgRío de la Plata25.21°S, 47.99°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
22°C
71.8°F onshore
Wind Speed
12 km/h
Surface wind
Wave Height
0.8 m
Slight shore chop
Swell
0.6 m
Deep water swell
Wave Period
6 s
Peak interval
UV Index
—
Daily maximum
Sunrise
—
First morning light
Sunset
—
Golden hour close

7-Day Water Temperature Forecast

Open-Meteo ocean model
Today
WedSep 30
20.6°C
69.1°F
Waves: 1m
Comfortable
ThuOct 1
20.9°C
69.6°F
Waves: 0.9m
Comfortable
FriOct 2
21°C
69.8°F
Waves: 0.7m
Comfortable
SatOct 3
20.9°C
69.6°F
Waves: 0.6m
Comfortable
SunOct 4
20.6°C
69.1°F
Waves: 0.7m
Comfortable
MonOct 5
20.3°C
68.5°F
Waves: 0.9m
Comfortable
TueOct 6
20.2°C
68.4°F
Waves: 1m
Comfortable
Forecast cooling trend: -0.4°C over 7 days at Praia do Marujá.
Confidence: High

Praia do Marujá Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Praia do Marujá occurs inJanuary, February, March, April, December — peaking at27.5°C (81.5°F) in February.

Year-Round Water Temperature Curve (°C / °F)

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
27
Jan
28
Feb
27
Mar
26
Apr
23
May
21
Jun
20
Jul
20
Aug
Current
21
Sep
22
Oct
23
Nov
26
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January24.1°C26.7°C29.6°CWarm & Ideal (24°C – 28°C)
February24.8°C27.5°C30.3°CWarm & Ideal (24°C – 28°C)
March24.8°C26.8°C28.8°CWarm & Ideal (24°C – 28°C)
April23.5°C25.6°C27.8°CWarm & Ideal (24°C – 28°C)
May21°C23.2°C26.4°CComfortable (20°C – 24°C)
June18.5°C21.4°C24°CComfortable (20°C – 24°C)
July17.1°C19.9°C22.7°CCool / Refreshing (16°C – 20°C)
August17.4°C19.6°C21.9°CCool / Refreshing (16°C – 20°C)
SeptemberCurrent19°C20.6°C23.4°CComfortable (20°C – 24°C)
October19.4°C21.7°C24.2°CComfortable (20°C – 24°C)
November21.7°C23.4°C25.4°CComfortable (20°C – 24°C)
December23.6°C25.5°C27.5°CWarm & Ideal (24°C – 28°C)

Swimming FAQs for Praia do Marujá

Is the sea warm enough to swim in Praia do Marujá today?

Typical sea surface temperature in Praia do Marujá this time of year is 20.6°C (69.1°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.

What are the warmest months for swimming in Praia do Marujá?

The highest water temperatures in Praia do Marujá typically occur duringJanuary, February, March, April, December, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Praia do Marujá in September?

Historically in September, water temperatures in Praia do Marujá average around20.6°C (69.1°F), fluctuating between a recorded minimum of 19°C and a maximum of 23.4°C.

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Praia do Marujá Coastal Zone Map

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