Air Quality in Castro-Urdiales, Spain

Windy
16.2°C · 73.1% humidity
16.2°
Feels 16.2°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
38 8am
38
45
36 11am
39
40
42 2pm
63
63
64 5pm
64
64
45 8pm
45
45
45 11pm
45
45
45 2am
45
45
45 5am
45
45
Station readings
27
23
25
CAMS model adj +11
27
27
34
34
34
34
34
54
54
54
54
54
34
34
34
34
34
34
34
34
34
34
34
34
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.

73.1%
Humidity
59.7 km/h
Wind NNE
1020.7 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.55 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Castro-Urdiales?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.58.55 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (4 stations within 25 km)
8.55
Median
8.55
Average
5.71
Low
11.5
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +5.2

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

05-30
16.2° 12.4°
0.56 mm
05-31
17.1° 15.4°
5.31 mm
06-01
17.6° 15.1°
06-02
15.7° 14.6°
8.31 mm
06-03
18.1° 15.7°
06-04
18.9° 15.0°
0.44 mm
06-05
18.1° 15.1°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Castro-Urdiales?

25
San Julian, Muskiz, País Vasco, Spain
10.3 km PM2.5: 6.0 µg/m³
32
Zierbena, País Vasco, Spain
11.7 km PM2.5: 7.7 µg/m³
35
Las Carreras, Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
12.2 km PM2.5: 8.4 µg/m³
22
Las Carreras, Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
12.2 km PM2.5: 5.3 µg/m³
56
Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
13.7 km PM2.5: 14.5 µg/m³
25
spain-getxo-francisca-labroche-kalea
18.1 km PM2.5: 5.9 µg/m³ PM10: 5.9 µg/m³
–
SESTAO
20.0 km
51
Zalla, País Vasco, Spain
20.1 km PM2.5: 12.1 µg/m³
50
Erandio, País Vasco, Spain
21.6 km PM2.5: 12.0 µg/m³
12
Erandio, País Vasco, Spain
21.6 km PM2.5: 2.9 µg/m³

What cities are near Castro-Urdiales?

45 Santurtzi 27 Getxo 25 Algorta 39 Portugalete 38 Sestao 33 Leioa 40 Barakaldo 39 Erandio 31 Bilbao 30 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 2026-05-30T09:10 UTC.