Air Quality in Portão, Brazil
Cloudy
11.2°C · 79.0% humidity
11.2°
Feels 11.2°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Portão's air quality — share it
AQI Forecast
Calibrated
20
3am
20
19
22
6am
31
29
27
9am
14
13
12
12pm
1
1
1
3pm
0
0
11
6pm
11
11
11
9pm
23
23
23
12am
23
23
Station readings
20
20
19
25
CAMS model
adj -43
66
66
54
54
66
66
66
54
54
54
34
34
34
27
34
54
54
54
54
66
66
66
66
66
Air Quality Index Trend
48h · 4 stnPortão's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
79.0%
Humidity
10.9 km/h
Wind N
1030.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.17 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Portão?
Temperature & Precipitation
PM2.5 Trend
48h · 4 stationsPM2.55.17 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (4 stations within 25 km)
5.17
Median
5.08
Average
4.36
Low
5.68
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +4.6
What is the 7-day forecast for Portão?
05-30
22.8° 11.2°
0.06 mm
05-31
17.4° 12.2°
4.56 mm
06-01
20.5° 8.8°
3.19 mm
06-02
17.5° 11.8°
0.06 mm
06-03
19.1° 13.5°
0.06 mm
06-04
23.7° 10.0°
06-05
14.2° 10.1°
0.5 mm
Both models agree
Avg diff: 3.0°C
Where are air quality stations near Portão?
28
brazil-novo-hamburgo-rua-osório
32
brazil-são-leopoldo-rua-são-joaquim
21
brazil-são-leopoldo-rua-lindolfo-collor
18
brazil-são-leopoldo-rua-américa
–
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 2026-05-30T09:38 UTC.