5-day weather forecast Rio de Janeiro 26-08-2026

Weather forecast Rio de Janeiro today 26.08.2026: patchy rain possible, temperature from 20 °C to 23 °C.

Precipitation probability 51%. Wind up to 5.19 m/s (gusts 8.19 m/s). Air humidity 77–95%, atmospheric pressure 762–764 mm Hg, UV index up to 6.8.

Sunrise 06:08
Sunset 17:40
Full Moon100% illuminated
Moonrise 16:40 · Moonset 05:17
Chart
Table
Wed, Aug 26, 2026

Forecast from 20 °C to 23 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)202020202020202021222223222222222222212121212121
Precipitation (mm/hr)0.080.110.260.150.160.150.02000000.010.010.040.020.040.090.110.110.10.040.030.09

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)1001009210010098809010080100100100100100100100100100100100100100100
Rain chance (%)404349454651272627202222262528272936404140353440

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)2.52.612.191.691.111.1111.51.51.191.51.892.613.193.1933.113.193.89444.615.194.61
Wind gust (m/s)33.112.692.031.611.8311.611.51.225.54.895.616.198.193.033.333.815.035.535.816.397.426.72
Wind direction (°)E 90°E 96°E 86°E 101°SE 124°ESE 118°NW 309°NNW 340°NNW 327°WSW 256°SSW 208°S 181°S 188°S 175°SSE 158°SE 133°ESE 120°ESE 112°E 99°E 92°E 86°E 85°E 87°ENE 75°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)929394949495908986817777828182828487909191929292

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)764764763763762763763763764764764764764763763762762763763764764764764764

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.21.12.956.16.85.73.820.80.2000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)26.125.625.525.625.52626.829.922.620.818.219.316.916.618.621.118.217.821.122.322.916.713.617.9
PM10 (µg/m³)2827.427.227.12727.428.231.325.723.720.82219.218.620.322.719.719.622.823.924.71814.819.2
Ozone (O₃) (µg/m³)26252423201820314864809610811612011610178584535282524
NO₂ (µg/m³)35.633.832.130.629.328.127.2272725.922.317.714.312.712.514.821.63138.643.145.846.945.943.3
SO₂ (µg/m³)7.36.76.25.85.45.15.88.612.414.714.212.210.69.99.59.28.98.78.68.68.78.78.58.2
CO (µg/m³)156155155165195236267280284281272257239213184173200245273264236212197186
Wed, Aug 26, 2026

Frequently asked questions about the 5-day weather in Rio de Janeiro

What will the weather be like in Rio de Janeiro over the next 5 days?

Over the next 5 days in Rio de Janeiro the temperature is expected to range from about 19 to 32 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Rio de Janeiro?

The chance of rain in Rio de Janeiro over the next 5 days reaches 89%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Rio de Janeiro?

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Which of the next 5 days in Rio de Janeiro will be the warmest and which the coolest?

Over the next 5 days the temperature in Rio de Janeiro ranges from about 19 to 32 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Rio de Janeiro over the next 5 days?

Over the next 5 days the wind in Rio de Janeiro picks up to 6 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Rio de Janeiro is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 89%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Rio de Janeiro?

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

Rio de Janeiro on the map

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.