Air Quality in Castelo Branco, Portugal
Windy
12.3°C · 67.3% humidity
12.3°
Feels 12.3°
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Castelo Branco's air quality — share it
AQI Forecast
27
6am
25
25
12
9am
16
18
20
12pm
22
23
23
3pm
24
24
24
6pm
25
25
25
9pm
25
25
25
12am
25
27
27
3am
27
27
Air Quality Index Trend
26h · 2 stnCastelo Branco'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.
67.3%
Humidity
50.5 km/h
Wind N
1015.7 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
3.0 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Castelo Branco?
Temperature & Precipitation
PM2.5 Trend
26h · 2 stationsPM2.53.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for Castelo Branco?
06-09
30.4° 12.3°
06-10
25.7° 11.7°
06-11
39.2° 23.6°
06-12
33.0° 19.8°
06-13
33.8° 14.9°
06-14
24.5° 13.5°
0.13 mm
06-15
30.6° 17.6°
Both models agree
Avg diff: 5.2°C
What cities are near Castelo Branco?
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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 2026-06-09T08:05 UTC.