Air Quality in Petrópolis, Brazil
Clear
24.1°C · 44.9% humidity
24.1°
Feels 24.1°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Petrópolis's air quality — share it
AQI Forecast
34
11am
27
27
26
2pm
27
27
27
5pm
34
54
54
8pm
54
54
54
11pm
54
54
54
2am
34
34
34
5am
34
34
34
8am
34
34
Petrópolis's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
44.9%
Humidity
15.5 km/h
Wind NNE
1017.7 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.25 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Petrópolis?
Temperature & Precipitation
PM2.56.25 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Petrópolis?
07-21
24.1° 14.2°
0.38 mm
07-22
24.0° 15.4°
07-23
22.7° 13.8°
1.0 mm
07-24
26.1° 15.3°
07-25
23.1° 16.0°
07-26
25.8° 16.4°
0.25 mm
07-27
27.9° 13.4°
0.62 mm
Both models agree
Avg diff: 2.7°C
What cities are near Petrópolis?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:12 UTC.