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
27 1am
27
27
30 4am
34
34
34 7am
34
34
34 10am
27
27
34 1pm
34
54
54 4pm
27
27
27 7pm
27
27
27 10pm
27
27
AD 728×90

Air Quality Index Trend

36h · 2 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

36h · 2 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 2026-08-08T03:27 UTC.