Air Quality in Santarém, Portugal

Windy
24.9°C · 42.2% humidity
24.9°
Feels 24.9°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 12am
27
27
30 3am
27
34
34 6am
34
34
34 9am
34
27
27 12pm
34
34
54 3pm
54
27
27 6pm
27
27
27 9pm
27
27
AD 728×90

Air Quality Index Trend

31h · 3 stn

Santarém'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.

42.2%
Humidity
96.1 km/h
Wind NNW
1015.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
30
7.1 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

31h · 3 stations
PM2.57.1 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
08-03
38.3° 15.7°
08-04
34.0° 16.7°
0.06 mm
08-05
32.0° 17.5°
08-06
28.1° 14.9°
08-07
32.0° 15.4°
08-08
32.6° 15.5°
08-09
33.2° 16.3°
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:36 UTC.