Air Quality in Algueirão, Portugal

Windy
17.0°C · 75.5% humidity
17.0°
Feels 17.0°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
8 7am
5
9
8 10am
9
9
9 1pm
9
9
16 4pm
16
16
16 7pm
36
36
36 10pm
16
16
16 1am
16
16
16 4am
16
16
Station readings
8
5
12
12
CAMS model adj -18
25
25
27
27
27
27
27
27
27
34
34
34
34
54
54
54
34
34
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

47h · 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
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
8
2.03 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Algueirão?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.52.03 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (2 stations within 25 km)
2.03
Median
2.64
Average
1.92
Low
3.37
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +4.2

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?

26
Mem Martins, Sintra, Portugal
1.4 km PM2.5: 6.2 µg/m³
22
Mem Martins, Sintra, Portugal
1.4 km PM2.5: 5.3 µg/m³
12
QSintra_Sensor1
3.3 km 18.0°C 68.0% RH PM2.5: 2.9 µg/m³ PM10: 3.2 µg/m³
16
Aldeia de Juzo
11.9 km 30.5°C 33.0% RH PM2.5: 3.9 µg/m³ PM10: 5.0 µg/m³
28
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 6.7 µg/m³
24
Olivais, Lisboa, Portugal
20.7 km PM2.5: 5.8 µg/m³
26
Olivais, Lisboa, Portugal
20.7 km PM2.5: 6.2 µg/m³
17
Laranjeiro, Almada, Portugal
22.0 km PM2.5: 4.1 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?

8 Sintra 9 Rio de Mouro 10 Cacém 10 Belas 10 Massamá 10 Olival 10 Queluz 13 Alcabideche 11 São Domingos de Rana 10 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 2026-06-09T09:49 UTC.