Air Quality in Portão, Brazil
Drizzle
14.1°C · 97.2% humidity
14.1°
Feels 14.1°
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
Portão's air quality — share it
AQI Forecast
Calibrated
22
4pm
23
6
16
7pm
19
19
19
10pm
20
19
20
1am
20
20
20
4am
20
20
20
7am
20
20
20
10am
20
20
20
1pm
20
20
Station readings
22
23
6
CAMS model
adj -5
24
24
24
24
24
24
24
25
24
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Air Quality Index Trend
47h · 5 stnPortão's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
97.2%
Humidity
32.3 km/h
Wind W
1020.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.79 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Portão?
Temperature & Precipitation
PM2.5 Trend
47h · 5 stationsPM2.53.79 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (5 stations within 25 km)
3.79
Median
3.34
Average
1.18
Low
4.97
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.1
What is the 7-day forecast for Portão?
07-21
19.6° 11.8°
18.5 mm
07-22
27.4° 10.2°
12.38 mm
07-23
21.3° 13.0°
07-24
20.4° 17.0°
0.13 mm
07-25
28.5° 8.3°
07-26
17.7° 11.6°
8.88 mm
07-27
17.3° 10.4°
4.31 mm
Both models agree
Avg diff: 4.6°C
Where are air quality stations near Portão?
8
brazil-novo-hamburgo-rua-osório
3
brazil-são-leopoldo-rua-são-joaquim
3
brazil-são-leopoldo-rua-lindolfo-collor
14
brazil-são-leopoldo-rua-américa
4
brazil-novo-hamburgo-rua-joão-aloysio-algayer
What cities are near Portão?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T22:18 UTC.