Air Quality in Rio das Ostras, Brazil
Windy
30.0°C · 37.9% humidity
30.0°
Feels 30.0°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Rio das Ostras's air quality — share it
AQI Forecast
34
6pm
34
54
31
9pm
38
42
46
12am
48
50
51
3am
52
52
53
6am
53
53
34
9am
34
34
54
12pm
54
54
54
3pm
54
54
Rio das Ostras's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
37.9%
Humidity
76.8 km/h
Wind ENE
1015.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.35 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Rio das Ostras?
Temperature & Precipitation
PM2.57.35 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Rio das Ostras?
08-03
30.0° 15.7°
0.5 mm
08-04
32.1° 14.0°
0.38 mm
08-05
29.3° 16.5°
08-06
24.3° 18.2°
1.88 mm
08-07
28.8° 17.3°
0.31 mm
08-08
27.8° 17.0°
08-09
32.7° 18.4°
Both models agree
Avg diff: 3.1°C
What cities are near Rio das Ostras?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T00:58 UTC.