Air Quality in Leça do Bailio, Portugal
Windy
19.1°C · 81.1% humidity
19.1°
Feels 19.1°
44
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Leça do Bailio's air quality — share it
AQI Forecast
54
12am
66
66
44
3am
50
55
58
6am
60
62
63
9am
52
52
53
12pm
53
33
34
3pm
34
34
34
6pm
34
34
34
9pm
34
34
Air Quality Index Trend
45h · 7 stnLeça do Bailio'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.
81.1%
Humidity
159.6 km/h
Wind NNW
1016.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.52 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Leça do Bailio?
Temperature & Precipitation
PM2.5 Trend
45h · 7 stationsPM2.510.52 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
10.52
Median
10.2
Average
9.8
Low
10.6
High
PM2.5 µg/m³ · Model: 9.75 · Bias: -0.8
What is the 7-day forecast for Leça do Bailio?
08-03
23.6° 16.6°
3.88 mm
08-04
21.6° 18.7°
08-05
21.1° 18.8°
08-06
20.8° 16.1°
08-07
20.1° 18.0°
0.31 mm
08-08
20.1° 19.0°
08-09
20.7° 18.3°
Both models agree
Avg diff: 2.0°C
Where are air quality stations near Leça do Bailio?
35
Sobreiras-Lordelo do Ouro, Porto, Portugal
15
Paços de Ferreira, Paços de Ferreira, Portugal
32
Paços de Ferreira, Paços de Ferreira, Portugal
What cities are near Leça do Bailio?
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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 2026-08-08T02:36 UTC.