Air Quality in Piraí, Brazil
Clear
31.0°C · 24.3% humidity
31.0°
Feels 31.0°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Piraí's air quality — share it
AQI Forecast
54
9pm
66
66
45
12am
48
49
51
3am
52
52
53
6am
53
53
54
9am
54
54
54
12pm
54
54
54
3pm
66
66
66
6pm
66
66
Piraí's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
24.3%
Humidity
26.5 km/h
Wind NE
1015.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.85 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Piraí?
Temperature & Precipitation
PM2.510.85 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Piraí?
08-03
31.0° 12.8°
0.19 mm
08-04
31.4° 9.9°
0.81 mm
08-05
29.5° 15.2°
08-06
27.1° 15.6°
3.5 mm
08-07
25.1° 14.5°
1.56 mm
08-08
26.3° 14.0°
08-09
31.5° 16.5°
Both models agree
Avg diff: 3.3°C
What cities are near Piraí?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:55 UTC.