Air Quality in Santiago de Compostela, Spain
Overcast
8.2°C · 96.1% humidity
8.2°
Feels 5.2°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Santiago de Compostela's air quality — share it
AQI Forecast
Calibrated
35
2am
35
35
29
5am
33
34
35
8am
35
36
36
11am
36
37
37
2pm
37
37
37
5pm
37
37
37
8pm
37
37
37
11pm
37
37
Station readings
29h ago
AQI 44
PM2.5 10.5 µg/m³ · 29h ago
Air Quality Index Trend
47h · 4 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.
96.1%
Humidity
19.0 km/h
Wind NNE
1020.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.93 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Santiago de Compostela?
Temperature & Precipitation
PM2.5 Trend
47h · 4 stationsPM2.56.93 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
6.93
Median
7.03
Average
6.2
Low
8.2
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -0.9
What is the 7-day forecast for Santiago de Compostela?
06-09
23.5° 8.0°
06-10
18.1° 8.4°
0.56 mm
06-11
38.7° 20.0°
06-12
33.4° 12.9°
0.13 mm
06-13
27.4° 12.9°
0.06 mm
06-14
19.3° 11.3°
5.56 mm
06-15
18.6° 14.0°
Both models agree
Avg diff: 5.6°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 2026-06-09T03:20 UTC.