OrbisViews

Air quality · Portugal

Machico Air Quality (AQI) Now

36 Fair
European Air Quality Index
PM2.5
9.9µg/m³WHO limit 15
PM10
18.4µg/m³WHO limit 45
NO₂
0.8µg/m³
O₃
91µg/m³
Desert dust
4µg/m³
UV index
0.0
US AQI
43

Updated: · Source: Copernicus CAMS · Open-Meteo

Air quality in Machico is fair right now: European Air Quality Index 36. Fine particulate matter (PM2.5) is 9.9 µg/m³, below the WHO guideline. Fine for outdoor activities; very sensitive people may reduce prolonged strenuous exercise. Pollution is expected to peak around 22:00 over the next 48 hours (index 35, fair).

Machico 48-hour air quality forecast

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Air quality near Machico

Cleanest to most polluted.

Frequently asked questions

Is Machico polluted today?
Air quality in Machico is fair right now: European Air Quality Index 36. Fine for outdoor activities; very sensitive people may reduce prolonged strenuous exercise.
Is it safe to exercise outdoors in Machico today?
Yes, air quality is fair right now; fine for outdoor exercise.
How is the air quality index calculated?
The European Air Quality Index is set by the worst of PM2.5, PM10, nitrogen dioxide, ozone and sulphur dioxide: 0–20 good, 20–40 fair, 40–60 moderate, 60–80 poor, 80–100 very poor, above 100 extremely poor.

Values are Copernicus Atmosphere Monitoring Service (CAMS) model forecasts and may differ from local monitoring stations.

Machico air quality: details

Pollutants and recent days

Nitrogen dioxide (NO₂) is 0.8 µg/m³ and ozone (O₃) 91 µg/m³; WHO guideline values are 25 (24 h) and 100 µg/m³ (8 h).