Mem Martins, Sintra, Portugal Air Quality

Monitoring Station · Algueirão, Portugal
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
6 2pm
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6 5pm
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26 8pm
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6 11pm
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6 2am
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6
— 5am
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CAMS model adj -28
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Air Quality Forecast (24h)

PM2.57.9 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

66
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 19.2 µg/m³
35
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 8.4 µg/m³
14
QSintra_Sensor1
3.1 km PM2.5: 3.3 µg/m³
23
Aldeia de Juzo
10.8 km PM2.5: 5.4 µg/m³
46
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 11.0 µg/m³
14
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 3.4 µg/m³
55
Olivais, Lisboa, Portugal
20.8 km PM2.5: 14.0 µg/m³
23
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 5.5 µg/m³

Nearby Cities

12 Algueirão 16 Rio de Mouro 10 Sintra 21 Cacém 25 Massamá 27 Belas 20 Alcabideche 29 Olival 28 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-12T17:30 UTC.