Air Quality in Piraí, Brazil
Cloudy
17.1°C · 77.5% humidity
17.1°
Feels 17.1°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Piraí's air quality — share it
AQI Forecast
54
4pm
54
54
54
7pm
54
54
54
10pm
54
54
54
1am
34
27
27
4am
27
25
27
7am
27
27
34
10am
34
34
34
1pm
34
27
Piraí's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
77.5%
Humidity
9.2 km/h
Wind NW
1019.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.5 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Piraí?
Temperature & Precipitation
PM2.513.5 µg/m³
✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
Both models agree
Avg diff: 2.8°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T22:37 UTC.