Air Quality in Cacém, Portugal

Windy
17.1°C · 57.0% humidity
17.1°
Feels 17.1°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
26 4pm
27
23
29 7pm
27
7
0 10pm
0
0
0 1am
0
0
0 4am
0
0
0 7am
0
7
7 10am
7
7
7 1pm
27
7
Station readings
26
27
23
CAMS model adj -27
54
54
54
54
54
34
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34
34
54
34
AD 728×90

Air Quality Index Trend

47h · 2 stn

Cacém'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.

57.0%
Humidity
81.5 km/h
Wind NW
1018.4 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
29
7.02 µg/m³
PM10▲
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Cacém?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.57.02 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (3 stations within 25 km)
7.02
Median
6.72
Average
5.01
Low
7.7
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +6.5

What is the 7-day forecast for Cacém?

05-30
22.5° 15.1°
0.5 mm
05-31
20.2° 15.7°
0.06 mm
06-01
22.4° 15.7°
06-02
20.2° 14.3°
0.56 mm
06-03
25.8° 17.4°
1.63 mm
06-04
22.5° 16.3°
06-05
27.3° 18.2°
Both models agree Avg diff: 3.1°C

Where are air quality stations near Cacém?

28
Mem Martins, Sintra, Portugal
4.7 km PM2.5: 6.7 µg/m³
59
Mem Martins, Sintra, Portugal
4.7 km PM2.5: 15.9 µg/m³
21
QSintra_Sensor1
7.8 km 22.0°C 59.0% RH PM2.5: 5.1 µg/m³ PM10: 5.2 µg/m³
36
Entrecampos, Lisboa, Portugal
13.1 km PM2.5: 8.6 µg/m³
28
Aldeia de Juzo
13.8 km 23.3°C 50.0% RH PM2.5: 6.6 µg/m³ PM10: 8.6 µg/m³
40
Olivais, Lisboa, Portugal
16.5 km PM2.5: 9.6 µg/m³
29
Olivais, Lisboa, Portugal
16.5 km PM2.5: 7.0 µg/m³
46
Laranjeiro, Almada, Portugal
16.7 km PM2.5: 11.0 µg/m³
56
Laranjeiro, Almada, Portugal
16.7 km PM2.5: 14.5 µg/m³
25
Paio Pires, Seixal
24.8 km PM2.5: 6.0 µg/m³ PM10: 19.0 µg/m³

What cities are near Cacém?

29 Massamá 30 Rio de Mouro 29 Belas 28 Queluz 28 Olival 30 Algueirão 28 Amadora 28 Falagueira 28 Carnaxide 28 Linda-a-Velha
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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 2026-05-30T18:11 UTC.