Air Quality in Castelldefels, Spain

Partly Cloudy
20.8°C · 66.3% humidity
20.8°
Feels 20.8°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
16 5am
16
16
30 8am
26
7
21 11am
20
19
18 2pm
17
17
17 5pm
16
16
16 8pm
16
16
16 11pm
16
16
16 2am
0
0
Station readings
8
14
25
23
CAMS model adj -38
54
54
54
54
54
34
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
34
34
AD 728×90

Air Quality Index Trend

48h · 1 stn

Castelldefels'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.

66.3%
Humidity
33.0 km/h
Wind NNW
1017.3 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.35 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Castelldefels?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.57.35 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (14 stations within 25 km)
7.35
Median
7.48
Average
6.0
Low
9.1
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.7
Both models agree Avg diff: 3.1°C

Where are air quality stations near Castelldefels?

30
Barcelona (Palau Reial), Catalunya, Spain
17.2 km PM2.5: 7.2 µg/m³
22
Sant Andreu de la Barca, Catalunya, Spain
19.2 km PM2.5: 5.3 µg/m³
33
Sant Andreu de la Barca, Catalunya, Spain
19.2 km PM2.5: 7.9 µg/m³
26
Barcelona (Eixample), Catalunya, Spain
19.4 km PM2.5: 6.2 µg/m³
24
Barcelona, Catalunya, Spain
20.2 km PM2.5: 5.8 µg/m³
30
Barcelona (Gràcia-St.Gervasi), Catalunya, Spain
20.3 km PM2.5: 7.2 µg/m³
25
Vilanova i la Geltrú
21.8 km PM2.5: 6.0 µg/m³ PM10: 16.0 µg/m³
34
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
22.2 km PM2.5: 8.2 µg/m³
34
Barcelona (Parc Vall d'Hebrón), Catalunya, Spain
22.2 km PM2.5: 8.2 µg/m³
31
Martorell, Catalunya, Spain
22.3 km PM2.5: 7.4 µg/m³

What cities are near Castelldefels?

30 Gavà 30 Viladecans 30 Sant Boi de Llobregat 30 El Prat de Llobregat 30 Sant Joan Despí 30 Cornellà de Llobregat 30 Sant Vicenç dels Horts 30 Sant Feliu de Llobregat 26 Sitges 30 L'Hospitalet de Llobregat
Get AQI alerts for Castelldefels

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:49 UTC.