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
Air Quality Index Trend
48h · 13 stnCerdanyola 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▲
12.16 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for Cerdanyola del Vallès?
Temperature & Precipitation
PM2.5 Trend
48h · 13 stationsPM2.512.16 µg/m³
✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
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
56
Montcada i Reixac, Catalunya, Spain
55
Montcada i Reixac, Catalunya, Spain
53
Santa Perpètua de Mogoda, Catalunya, Spain
53
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
50
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
51
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
48
Rubí (Ca n'Oriol), Catalunya, Spain
49
Rubí (Ca n'Oriol), Catalunya, Spain
51
Rubí (Ca n'Oriol), Catalunya, Spain
What cities are near Cerdanyola del Vallès?
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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.