5-day weather forecast State of Rio de Janeiro 18-03-2026
Weather forecast State of Rio de Janeiro tomorrow 18.03.2026: fog, temperature from 15 °C to 27 °C.
Precipitation probability 67%. Wind up to 1.31 m/s (gusts 2.22 m/s). Air humidity 51–99%, atmospheric pressure 758–761 mm Hg, UV index up to 11.7.
Sunrise 05:54
Sunset 18:06
Sunset 18:06
Chart
TableType of temperature:
°C
°FForecast from 15 °C to 27 °C and precipitation
Cloud cover
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.