Air Quality in Paço de Arcos, Portugal

Windy
17.1°C · 57.0% humidity
17.1°
Feels 17.1°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
34 1pm
32
28
19 4pm
23
26
28 7pm
30
11
5 10pm
6
6
6 1am
6
7
7 4am
7
7
7 7am
7
14
14 10am
14
14
Station readings
34
32
28
28
CAMS model adj -20
54
54
54
54
54
54
54
54
34
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34
AD 728×90

Air Quality Index Trend

48h · 2 stn

Paço de Arcos'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
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
19
4.53 µg/m³
PM10▲
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Paço de Arcos?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.54.53 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (6 stations within 25 km)
4.53
Median
5.01
Average
1.7
Low
8.43
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +9.0

What is the 7-day forecast for Paço de Arcos?

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 Paço de Arcos?

38
Mem Martins, Sintra, Portugal
11.0 km PM2.5: 9.1 µg/m³
43
Mem Martins, Sintra, Portugal
11.0 km PM2.5: 10.3 µg/m³
42
Laranjeiro, Almada, Portugal
12.1 km PM2.5: 10.1 µg/m³
21
Laranjeiro, Almada, Portugal
12.1 km PM2.5: 5.0 µg/m³
24
QSintra_Sensor1
13.4 km 26.0°C 50.9% RH PM2.5: 5.7 µg/m³ PM10: 6.5 µg/m³
50
Entrecampos, Lisboa, Portugal
13.7 km PM2.5: 12.0 µg/m³
33
Aldeia de Juzo
14.4 km 27.7°C 39.0% RH PM2.5: 7.9 µg/m³ PM10: 8.6 µg/m³
59
Olivais, Lisboa, Portugal
17.9 km PM2.5: 15.9 µg/m³
29
Olivais, Lisboa, Portugal
17.9 km PM2.5: 7.0 µg/m³
25
Paio Pires, Seixal
20.0 km PM2.5: 6.0 µg/m³ PM10: 20.0 µg/m³

What cities are near Paço de Arcos?

20 Oeiras 20 Carcavelos 22 São Domingos de Rana 17 Linda-a-Velha 17 Carnaxide 16 Algés 23 Parede 18 Massamá 15 Alfragide 18 Queluz
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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 2026-05-30T15:28 UTC.