Rio das Ostras Weather Forecast
Current Conditions & 10-Day Outlook
Current Weather Conditions in Rio das Ostras
Rio das Ostras
Rio de Janeiro, Brazil
Clear skyHourly Rio das Ostras Weather Forecast
19°18°17°
16°16°16°16°16°16°15°15°17°20°23°25°26°27°27°26°24°22°21°21°21°Gentle wind.
Minimal chance of precipitation.
Rio das Ostras 10-Day Weather Outlook
Heutiges Wetter in Rio das Ostras, Rio de Janeiro, Brazil
Mon, Jul 27
Tue, Jul 28
Wed, Jul 29
Thu, Jul 30
Fri, Jul 31
Sat, Aug 01
Sun, Aug 02
Mon, Aug 03
Tue, Aug 04
Gefühlt
Feels warmer than actual temperature.
Luftdruck
Expect clear and stable weather.
Luftfeuchtigkeit
High humidity.
UV
Take precautions.
Böen
Max. Windböengeschwindigkeit heute.
Bewölkung
Clear skies, no clouds expected.
Tageslicht
Balanced day and night.
Regen
No rain, dry conditions expected.
Schneefall
No snowfall expected.
Current Air Quality in Rio das Ostras
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About Rio das Ostras Weather
General
This page provides the current weather forecast for Rio das Ostras, Rio de Janeiro, Brazil, including hourly conditions, a 10-day outlook, wind speed and direction, precipitation, UV index, and air quality - giving you everything you need to plan your day in one view.
Forecast & Methodology
The forecast data on this page is sourced from the ECMWF open-source model - a reliable global model used widely across weather services worldwide. For sailors, boaters, and mariners who need greater accuracy and higher resolution, PredictWind's proprietary forecast models deliver precision down to 1km resolution, updated multiple times daily and validated against real-world observations. Sign up free to access PredictWind's advanced forecasts.
Sailing & Marine Conditions
Rio das Ostras weather forecasts on PredictWind are optimised for sailors and boaters who need precise, reliable wind and wave data for passage planning and day sailing. PredictWind is used by ocean racers, cruising sailors, and commercial vessel operators across Brazil and worldwide. For detailed marine conditions including wave height, swell period, and offshore wind forecasts, see the Rio das Ostras marine forecast.
Units
Wind speed is displayed in knots - the standard unit used by sailors, weather services, and maritime authorities. Temperature is shown in degrees Celsius. Use the toggle at the top of the page to switch between Celsius and Fahrenheit. Pressure is shown in hPa, rainfall in millimetres, and air quality is available in both US and EU AQI standards.