Air Quality in Santiago de Compostela, Spain

Clear
31.3°C · 24.5% humidity
31.3°
Feels 31.3°
61
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
59 12pm
63
71
61 3pm
67
72
75 6pm
77
79
80 9pm
81
81
82 12am
82
82
83 3am
83
83
83 6am
83
83
83 9am
83
83
Station readings
59
68
71
75
CAMS model adj +29
34
34
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

37h · 2 stn

Santiago de Compostela'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. Current PM2.5 concentration in Santiago de Compostela is 1.1× the WHO 24-hour guideline of 15 µg/m³.

24.5%
Humidity
23.7 km/h
Wind NNW
1015.3 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
61
16.85 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Santiago de Compostela?

Temperature & Precipitation

PM2.5 Trend

37h · 2 stations
PM2.516.85 µg/m³ ×1.1 WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (3 stations within 25 km)
16.85
Median
16.37
Average
12.0
Low
22.1
High
PM2.5 µg/m³ · Model: 13.5 · Bias: -3.3

What is the 7-day forecast for Santiago de Compostela?

09-05
31.3° 12.7°
09-06
24.0° 13.3°
09-07
28.1° 15.3°
09-08
19.7° 13.5°
2.0 mm
09-09
28.9° 12.4°
09-10
27.2° 16.0°
09-11
22.9° 14.2°
0.5 mm
Both models agree Avg diff: 3.6°C

Where are air quality stations near Santiago de Compostela?

72
Campus, Santiago, Galicia, Spain
1.2 km PM2.5: 22.1 µg/m³
76
Campus, Santiago, Galicia, Spain
1.2 km PM2.5: 24.0 µg/m³
74
San Caetano, Santiago, Galicia, Spain
1.4 km PM2.5: 23.0 µg/m³

What cities are near Santiago de Compostela?

61 Teo 60 Ribeira 60 A Estrada 52 Vilagarcía de Arousa 42 Boiro 41 Carballo 52 Lalín 59 Culleredo 60 Arteixo 59 Cambre
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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 2026-09-05T13:45 UTC.