Air Quality in Barreiro, Portugal
Windy
22.9°C · 42.5% humidity
22.9°
Feels 22.9°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Barreiro's air quality — share it
AQI Forecast
27
10am
27
27
23
1pm
27
27
34
4pm
34
34
34
7pm
54
54
54
10pm
34
34
34
1am
34
34
34
4am
34
34
34
7am
34
34
Air Quality Index Trend
47h · 2 stnBarreiro's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.
42.5%
Humidity
105.1 km/h
Wind NNW
1012.9 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.38 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Barreiro?
Temperature & Precipitation
PM2.5 Trend
47h · 2 stationsPM2.55.38 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
Station readings (2 stations within 25 km)
5.38
Median
5.4
Average
5.0
Low
5.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +0.9
What is the 7-day forecast for Barreiro?
06-09
22.9° 15.2°
06-10
21.0° 16.6°
06-11
27.4° 22.3°
06-12
25.7° 17.6°
06-13
25.6° 16.6°
06-14
21.8° 16.8°
0.06 mm
06-15
25.7° 17.0°
Both models agree
Avg diff: 3.3°C
Where are air quality stations near Barreiro?
8
Paio Pires, Seixal
31
Laranjeiro, Almada, Portugal
59
Laranjeiro, Almada, Portugal
65
Entrecampos, Lisboa, Portugal
8
Olivais, Lisboa, Portugal
59
Olivais, Lisboa, Portugal
17
Camarinha, Setúbal
55
Mem Martins, Sintra, Portugal
43
Mem Martins, Sintra, Portugal
What cities are near Barreiro?
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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 2026-06-09T12:04 UTC.