Grumari Surf Forecast and Surf Reports

(Rio de Janeiro, Brazil)

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Grumari Surf Guide

Grumari in Rio de Janeiro is an exposed beach break that has pretty consitent surf. Offshore winds blow from the north northwest with some shelter here from north winds. Tends to receive a mix of groundswells and windswells and the ideal swell angle is from the south southwest. The beach break offers both left and right hand waves. Surfable at all stages of the tide. It very rarely gets crowded here. Hazards include - Private beach.

Grumari Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Beach	3	fairly consistent	25.7°C*ocean temperature recorded from satellite

Surfing Grumari:

The best conditions reported for surf at Grumari occur when a South-southwest swell combines with an offshore wind direction from the North-northwest.

Hourly Forecast

16 Day Forecast

What's the best time of year to surf Grumari (for consistent clean waves)?

juneBest Season: autumn

The best time of year for surfing Grumari with consistent clean waves (rideable swell with light / offshore winds) is during Autumn and most often the month of June. Clean surfable waves are typically found 43% of the time in June while 36% of the time it tends to be blown out. For the remaining 21% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

43%

Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.

blown out

36%

Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).

too small

21%

Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Grumari Location Map

Interactive Grumari surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Grumari Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Monday, 4 May 2026, 12:21 Local Time

m, °C	Monday 04
ft, °F	12PM	3PM	6PM	9PM
Wave (m)	S	S	S	S
Period (s)	13	13	13	14
Wind (km/h)
Wind State	cross	cross- on	cross	cross

What does Grumari look like?

Latest photos from Grumari. Upload your own or view all photos on the gallery page.

Credit: Eduardo Silva Credit: Eduardo Silva Credit: Eduardo Silva Credit: –

Tides at Grumari

Current tide and informaton

For Barra de Guaratiba, 5 km from Grumari.

Next High Water: 04:14pm | 1.06m

Next Low Water: 10:47pm | 0.43m

NEXT	IS AT (local time)	remaining
high tide
low tide

Grumari Sea Temperature

Sunny with warm air temperatures at Grumari today (feels like 24.0 °C once we account for wind), and warmer sea temperatures (25.7 °C). Wear boardshorts or a shorty, or perhaps a thin summer wetsuit to keep the UV off.

Today, many surfers would wear a shorty.

Current Temp*: 25.7°C*ocean temperature recorded from satellite