Air Quality in Algueirão, Portugal

Windy
17.0°C · 75.5% humidity
17.0°
Feels 17.0°
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 10am
22
12
16 1pm
13
13
20 4pm
20
20
20 7pm
40
40
40 10pm
20
20
20 1am
20
20
20 4am
20
20
20 7am
20
20
Station readings
12
22
12
CAMS model adj -14
27
27
27
27
27
27
34
34
34
34
54
54
54
34
34
34
34
34
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

46h · 2 stn

Algueirão'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.

75.5%
Humidity
142.2 km/h
Wind NNW
1014.8 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
16
3.82 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Algueirão?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations
PM2.53.82 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
3.82
Median
4.68
Average
3.7
Low
5.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.4

What is the 7-day forecast for Algueirão?

06-09
17.8° 15.8°
06-10
17.1° 16.3°
0.06 mm
06-11
22.3° 17.9°
06-12
21.2° 17.3°
06-13
19.2° 16.9°
06-14
18.1° 16.7°
0.38 mm
06-15
19.1° 17.2°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Algueirão?

55
Mem Martins, Sintra, Portugal
1.4 km PM2.5: 14.0 µg/m³
43
Mem Martins, Sintra, Portugal
1.4 km PM2.5: 10.3 µg/m³
12
QSintra_Sensor1
3.3 km 22.0°C 56.0% RH PM2.5: 2.8 µg/m³ PM10: 4.6 µg/m³
20
Aldeia de Juzo
11.9 km 24.4°C 43.0% RH PM2.5: 4.7 µg/m³ PM10: 6.8 µg/m³
65
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 18.8 µg/m³
59
Olivais, Lisboa, Portugal
20.7 km PM2.5: 15.9 µg/m³
8
Olivais, Lisboa, Portugal
20.7 km PM2.5: 1.9 µg/m³
59
Laranjeiro, Almada, Portugal
22.0 km PM2.5: 15.9 µg/m³
31
Laranjeiro, Almada, Portugal
22.0 km PM2.5: 7.4 µg/m³
8
Paio Pires, Seixal
30.0 km PM2.5: 2.0 µg/m³ PM10: 22.0 µg/m³

What cities are near Algueirão?

15 Sintra 17 Rio de Mouro 18 Cacém 19 Belas 19 Massamá 20 Olival 20 Queluz 17 Alcabideche 18 São Domingos de Rana 21 Falagueira
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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.