Air Quality in Guimarães, Portugal
Clear
22.3°C · 49.0% humidity
22.3°
Feels 22.3°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
Guimarães's air quality — share it
AQI Forecast
Calibrated
40
2pm
40
40
41
5pm
40
40
40
8pm
40
40
40
11pm
40
40
52
2am
40
40
40
5am
40
40
40
8am
40
40
40
11am
40
40
Station readings
40
40
40
40
CAMS model
adj -14
54
54
54
54
54
54
54
54
54
54
54
54
66
54
54
54
54
54
54
54
54
54
54
54
Air Quality Index Trend
48h · 4 stnGuimarães'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.
49.0%
Humidity
38.2 km/h
Wind NW
1015.7 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
9.78 µg/m³
PM10▲
73.05 µg/m³
050100150200300500
What is the weather forecast for Guimarães?
Temperature & Precipitation
PM2.5 Trend
48h · 4 stationsPM2.59.78 µg/m³
✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX4.4
Moderate
Station readings (5 stations within 25 km)
9.78
Median
9.76
Average
7.0
Low
11.0
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +3.7
What is the 7-day forecast for Guimarães?
09-05
30.8° 17.5°
09-06
28.9° 17.0°
09-07
27.2° 12.8°
09-08
25.3° 16.2°
2.44 mm
09-09
35.9° 12.8°
09-10
29.9° 20.3°
09-11
29.9° 16.5°
1.69 mm
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Guimarães?
46
portugal-braga-av-barros-e-soares
29
portugal-braga-rua-do-caires
46
portugal-braga-r-fonte-do-mundo
38
portugal-braga-pct-beato-inácio-de-azevedo
45
Paços de Ferreira, Paços de Ferreira, Portugal
What cities are near Guimarães?
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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 2026-09-05T16:35 UTC.