What is the air quality in Castelo Branco today?

The current Air Quality Index (AQI) in Castelo Branco is 12 (Good). PM2.5 concentration is 3.0 µg/m³.

What is the temperature in Castelo Branco right now?

The current temperature in Castelo Branco is 24.8°C (feels like 24.8°C). Humidity is 25.8% and wind speed is 18.3 km/h.

Is it safe to go outside in Castelo Branco?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Castelo Branco, Portugal

Clear

24.8°C · 25.8% humidity

24.8°

Feels 24.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

30h · 1 stn

View full history →

Castelo 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.

25.8%

Humidity

18.3 km/h

Wind NNE

1018.7 hPa

Pressure

0.0

UV Low

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

30h · 1 station

PM2.53.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Castelo Branco?

10-21

24.8° 10.7°

10-22

22.6° 14.2°

23.75 mm

10-23

19.5° 11.9°

1.0 mm

10-24

19.8° 12.4°

0.62 mm

10-25

23.2° 11.6°

10-26

16.4° 10.7°

10-27

25.0° 7.9°

6.88 mm

Both models agree Avg diff: 3.4°C

What cities are near Castelo Branco?

46 Covilhã 24 Portalegre 12 Guarda 13 Tomar 12 Sequeira 16 Santo António dos Olivais 16 Coimbra 16 São Paulo de Frades 15 Condeixa-a-Nova 16 Eiras

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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 2026-10-21T14:04 UTC.