Air Quality in Cerdanyola del Vallès, Spain

Windy
23.3°C · 53.5% humidity
23.3°
Feels 23.3°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
32 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
22 6pm
17
23
51 9pm
45
41
38 12am
36
35
34 3am
33
32
12 6am
12
12
11 9am
31
11
4 12pm
4
4
31 3pm
31
31
Station readings
22
17
23
52
CAMS model adj -23
54
54
54
54
54
54
54
54
54
54
54
54
34
34
34
34
54
34
27
27
27
54
54
54
AD 728×90

Air Quality Index Trend

48h · 13 stn

Cerdanyola del Vallès'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.

53.5%
Humidity
52.8 km/h
Wind E
1019.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
51
12.16 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Cerdanyola del Vallès?

Temperature & Precipitation

PM2.5 Trend

48h · 13 stations
PM2.512.16 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (32 stations within 25 km)
12.16
Median
10.9
Average
4.3
Low
21.1
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -1.3

What is the 7-day forecast for Cerdanyola del Vallès?

09-05
30.7° 21.6°
09-06
24.9° 21.3°
5.44 mm
09-07
31.2° 22.9°
09-08
27.7° 24.9°
0.62 mm
09-09
25.7° 22.8°
0.19 mm
09-10
30.6° 23.0°
09-11
27.0° 21.7°
0.19 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Cerdanyola del Vallès?

56
Montcada i Reixac, Catalunya, Spain
4.1 km PM2.5: 14.5 µg/m³
56
Montcada i Reixac, Catalunya, Spain
4.1 km PM2.5: 14.5 µg/m³
55
Montcada i Reixac, Catalunya, Spain
4.1 km PM2.5: 14.0 µg/m³
53
Santa Perpètua de Mogoda, Catalunya, Spain
5.3 km PM2.5: 13.1 µg/m³
53
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
7.3 km PM2.5: 13.1 µg/m³
50
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
7.3 km PM2.5: 12.0 µg/m³
51
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
7.3 km PM2.5: 12.1 µg/m³
48
Rubí (Ca n'Oriol), Catalunya, Spain
8.2 km PM2.5: 11.5 µg/m³
49
Rubí (Ca n'Oriol), Catalunya, Spain
8.2 km PM2.5: 11.8 µg/m³
51
Rubí (Ca n'Oriol), Catalunya, Spain
8.2 km PM2.5: 12.1 µg/m³

What cities are near Cerdanyola del Vallès?

52 Ripollet 48 Barberà del Vallès 55 Montcada i Reixac 47 Sant Cugat del Vallès 49 les Roquetes 52 Santa Perpètua de Mogoda 47 Horta 48 la Guineueta 49 Nou Barris 39 Sabadell
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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 2026-09-05T19:42 UTC.