Air Quality in Castro-Urdiales, Spain

Cloudy
21.4°C · 70.1% humidity
21.4°
Feels 21.4°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
44 9am
71
71
32 12pm
43
51
57 3pm
41
44
46 6pm
47
48
49 9pm
70
70
70 12am
70
71
71 3am
51
51
51 6am
51
44
Station readings
57
53
40
CAMS model adj +17
27
54
54
54
54
54
54
34
34
34
34
34
34
54
54
54
54
54
54
34
34
34
34
27
AD 728×90

Air Quality Index Trend

47h · 1 stn

Castro-Urdiales'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.

70.1%
Humidity
31.1 km/h
Wind NNW
1013.3 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.79 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Castro-Urdiales?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.57.79 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (7 stations within 25 km)
7.79
Median
7.44
Average
5.0
Low
11.8
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.2

What is the 7-day forecast for Castro-Urdiales?

07-22
22.3° 19.7°
0.44 mm
07-23
21.9° 20.4°
1.0 mm
07-24
20.7° 18.7°
0.44 mm
07-25
22.5° 19.0°
0.5 mm
07-26
21.9° 18.4°
0.75 mm
07-27
22.1° 19.9°
0.5 mm
07-28
21.9° 20.0°
1.69 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Castro-Urdiales?

10
San Julian, Muskiz, País Vasco, Spain
10.3 km PM2.5: 2.4 µg/m³
21
Zierbena, País Vasco, Spain
11.7 km PM2.5: 5.0 µg/m³
13
Las Carreras, Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
12.2 km PM2.5: 3.1 µg/m³
24
Las Carreras, Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
12.2 km PM2.5: 5.8 µg/m³
25
Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
13.7 km PM2.5: 6.0 µg/m³
40
spain-getxo-francisca-labroche-kalea
18.1 km PM2.5: 9.5 µg/m³ PM10: 9.5 µg/m³
–
SESTAO
20.0 km
54
Zalla, País Vasco, Spain
20.1 km PM2.5: 13.5 µg/m³
24
Erandio, País Vasco, Spain
21.6 km PM2.5: 5.8 µg/m³
13
Erandio, País Vasco, Spain
21.6 km PM2.5: 3.1 µg/m³

What cities are near Castro-Urdiales?

32 Santurtzi 33 Getxo 43 Algorta 31 Portugalete 27 Sestao 32 Leioa 21 Barakaldo 26 Erandio 31 Bilbao 24 Santutxu
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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 2026-07-22T10:34 UTC.