Air quality in Castel San Pietro

Air quality index (AQI) and PM2.5 air pollution in Castel San Pietro

Last update at 23:00, Apr 18 (local time)

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#	city	US AQI
1	Santa Maria in Calanca, Grisons	36
2	Chur, Grisons	33
3	Zurich, Zurich	27

23:00, Apr 18 (local time)

US AQI

16*

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	16* US AQI	PM2.5

Pollutants		Concentration
PM2.5		3.8*µg/m³

✓

PM2.5 concentration in Castel San Pietro air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Today	Good 16 AQI US	50%	55.4° 39.2°	6.7 mp/h
Saturday, Apr 20	Good 17 AQI US		57.2° 35.6°	6.7 mp/h
Sunday, Apr 21	Good 10 AQI US	40%	57.2° 39.2°	11.2 mp/h
Monday, Apr 22	Good 9 AQI US	60%	55.4° 35.6°	6.7 mp/h
Tuesday, Apr 23	Good 13 AQI US	100%	46.4° 37.4°	4.5 mp/h
Wednesday, Apr 24	Good 16 AQI US	50%	55.4° 39.2°	4.5 mp/h
Thursday, Apr 25	Good 41 AQI US		59° 37.4°	4.5 mp/h
Friday, Apr 26	Good 39 AQI US	100%	50° 41°	4.5 mp/h