Air Quality in Maia, Portugal

Windy
16.3°C · 68.9% humidity
16.3°
Feels 16.3°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
31 8am
31
31
29 11am
33
33
33 2pm
33
33
33 5pm
40
40
40 8pm
40
40
33 11pm
33
33
40 2am
40
33
33 5am
33
33
Station readings
34
27
32
28
CAMS model adj +6
25
25
25
27
27
27
27
27
27
27
34
34
34
34
34
27
27
27
34
34
27
27
27
27
AD 728×90

Air Quality Index Trend

35h · 1 stn

Maia'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.

68.9%
Humidity
131.4 km/h
Wind NNW
1014.0 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
29
6.92 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Maia?

Temperature & Precipitation

PM2.5 Trend

35h · 1 station
PM2.56.92 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
6.92
Median
6.92
Average
6.92
Low
6.92
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.7
Both models agree Avg diff: 4.6°C

Where are air quality stations near Maia?

63
Sobreiras-Lordelo do Ouro, Porto, Portugal
10.3 km PM2.5: 17.8 µg/m³
51
Sobreiras-Lordelo do Ouro, Porto, Portugal
10.3 km PM2.5: 12.1 µg/m³
28
AirGradient O-1PST
20.2 km 30.2°C 50.5% RH PM2.5: 6.6 µg/m³ PM10: 6.6 µg/m³
19
Paços de Ferreira, Paços de Ferreira, Portugal
20.8 km PM2.5: 4.6 µg/m³
59
Paços de Ferreira, Paços de Ferreira, Portugal
20.8 km PM2.5: 15.9 µg/m³

What cities are near Maia?

29 Vermoim 29 Leça do Bailio 29 São Tiago de Custoias 29 Águas Santas 29 São Mamede de Infesta 29 Ermesinde 29 Senhora da Hora 29 Paranhos 29 Alfena 29 Rio Tinto
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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 2026-06-09T10:46 UTC.