Air Quality in Rio das Ostras, Brazil
Drizzle
19.0°C · 74.2% humidity
19.0°
Feels 19.0°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Rio das Ostras's air quality — share it
AQI Forecast
34
4am
34
54
40
7am
24
27
22
10am
23
24
25
1pm
26
26
26
4pm
34
34
54
7pm
54
54
54
10pm
54
54
54
1am
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.
74.2%
Humidity
60.5 km/h
Wind WSW
1025.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.65 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Rio das Ostras?
Temperature & Precipitation
PM2.59.65 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Rio das Ostras?
05-30
22.8° 19.0°
0.56 mm
05-31
22.6° 19.2°
14.87 mm
06-01
23.5° 18.6°
2.44 mm
06-02
21.8° 18.7°
2.81 mm
06-03
26.6° 20.7°
0.25 mm
06-04
20.9° 14.6°
1.63 mm
06-05
21.8° 14.4°
0.31 mm
Both models agree
Avg diff: 2.1°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 2026-05-30T10:05 UTC.