Air Quality in Santiago de Compostela, Spain
Windy
18.8°C · 62.8% humidity
18.8°
Feels 18.8°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Santiago de Compostela's air quality — share it
AQI Forecast
Calibrated
71
2pm
75
56
47
5pm
55
61
65
8pm
68
71
72
11pm
73
74
75
2am
75
75
75
5am
76
76
76
8am
76
76
76
11am
56
56
Station readings
71
75
56
CAMS model
adj +22
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
34
34
Air Quality Index Trend
36h · 2 stnSantiago 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.
62.8%
Humidity
41.4 km/h
Wind N
1018.9 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.27 µg/m³
PM10
48.05 µg/m³
050100150200300500
What is the weather forecast for Santiago de Compostela?
Temperature & Precipitation
PM2.5 Trend
36h · 2 stationsPM2.511.27 µg/m³
✓ WHO
Good
PM1048.05 µg/m³
Good
UV INDEX7.9
Very High
Station readings (2 stations within 25 km)
11.27
Median
12.25
Average
6.7
Low
17.8
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +2.2
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?
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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 2026-09-05T15:11 UTC.