Balneário Santo Antônio
Rio Grande do Sul · Brazil
Rating right now
A october–april beach on the Río de la Plata near Rio Grande do Sul, Balneário Santo Antônio is exposed to E swell — NE–SE on the forecast is when it lights up, ideally with a SW–NW wind.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~16°C (60.8°F) on average
Jan
24.3°C
75.7°F · 22.9–26.6°C
Feb
25.1°C
77.2°F · 23.8–27.8°C
Mar
24.1°C
75.4°F · 22–27.7°C
Apr
22.1°C
71.8°F · 19.2–24.5°C
May
18.8°C
65.8°F · 16.1–21.1°C
Jun
16°C
60.8°F · 13.3–19.4°C
Jul
14.2°C
57.6°F · 10.6–18°C
Aug
14.6°C
58.3°F · 11.1–19.8°C
Sep
16°C
60.8°F · 13.4–19.5°C
Oct
18.3°C
64.9°F · 15.7–20.2°C
Nov
20.8°C
69.4°F · 17.6–22.9°C
Dec
22.7°C
72.9°F · 20.5–24.6°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
NE–SE
Best wind
SW–NW
Break type
Beach break
Best season
October–April
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back. Sharks are part of the ecosystem here — avoid dawn, dusk and murky rivermouth water.
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