Air Quality in Rio das Ostras, Brazil
Windy
33.5°C · 23.6% humidity
33.5°
Feels 33.5°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Rio das Ostras's air quality — share it
AQI Forecast
54
9am
54
54
42
12pm
45
48
50
3pm
51
52
52
6pm
33
33
33
9pm
34
34
27
12am
25
27
25
3am
27
27
27
6am
27
25
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.
23.6%
Humidity
60.5 km/h
Wind NE
1009.3 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Rio das Ostras?
Temperature & Precipitation
PM2.510.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX24.9
Extreme
What is the 7-day forecast for Rio das Ostras?
09-05
33.5° 20.3°
1.81 mm
09-06
29.7° 20.7°
0.88 mm
09-07
25.3° 18.0°
0.81 mm
09-08
29.6° 16.6°
1.88 mm
09-09
26.4° 14.9°
3.69 mm
09-10
30.8° 20.5°
5.94 mm
09-11
21.0° 20.3°
1.5 mm
Both models agree
Avg diff: 3.9°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 2026-09-05T15:10 UTC.