Air Quality in Maia, Portugal

Overcast
17.5°C · 93.9% humidity
17.5°
Feels 17.5°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
66 4am
66
66
8 7am
24
24
33 10am
19
23
26 1pm
28
30
31 4pm
32
33
33 7pm
33
33
34 10pm
54
54
54 1am
54
54
AD 728×90

Air Quality Index Trend

49h · 4 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.

93.9%
Humidity
20.6 km/h
Wind ESE
1018.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
8
1.9 µg/m³
PM10▲
38
41.2 µg/m³
050100150200300500

What is the weather forecast for Maia?

Temperature & Precipitation

PM2.5 Trend

49h · 4 stations
PM2.51.9 µg/m³ ✓ WHO
Good
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
1.9
Median
1.9
Average
1.9
Low
1.9
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +14.4

What is the 7-day forecast for Maia?

07-22
18.8° 17.5°
07-23
18.9° 17.4°
4.81 mm
07-24
17.7° 17.4°
07-25
19.5° 17.2°
0.13 mm
07-26
20.3° 14.8°
07-27
19.1° 17.1°
0.31 mm
07-28
19.6° 17.4°
Both models agree Avg diff: 3.6°C

Where are air quality stations near Maia?

68
Sobreiras-Lordelo do Ouro, Porto, Portugal
10.3 km PM2.5: 20.2 µg/m³
34
Sobreiras-Lordelo do Ouro, Porto, Portugal
10.3 km PM2.5: 8.2 µg/m³
21
AirGradient O-1PST
20.2 km 38.0°C 44.1% RH PM2.5: 5.0 µg/m³ PM10: 2.8 µg/m³
30
Paços de Ferreira, Paços de Ferreira, Portugal
20.8 km PM2.5: 7.2 µg/m³
30
Paços de Ferreira, Paços de Ferreira, Portugal
20.8 km PM2.5: 7.2 µg/m³

What cities are near Maia?

8 Vermoim 8 Leça do Bailio 8 São Tiago de Custoias 8 Águas Santas 8 São Mamede de Infesta 8 Ermesinde 8 Senhora da Hora 8 Paranhos 8 Alfena 8 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 2026-07-22T06:43 UTC.