What is the air quality trend in Chieri?

Over the past 15 days, Chieri had an average AQI of 37 based on station measurements. The worst day was 2026-05-24 with AQI 53.

How is Chieri air quality measured?

Air quality in Chieri is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Chieri, Italy

Name: Chieri Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Chieri, Italy.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

325h

PM2.5 Station

325h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	30	16–59	7.3 µg/m³	15h	6
2026-05-28	45	25–99	11.8 µg/m³	23h	6
2026-05-27	44	26–81	11.3 µg/m³	24h	7
2026-05-26	47	20–146	12.6 µg/m³	22h	7
2026-05-25	45	20–92	11.6 µg/m³	23h	7
2026-05-24	53	18–185	18.5 µg/m³	24h	6
2026-05-23	38	24–73	9.6 µg/m³	23h	7
2026-05-22	34	11–61	8.3 µg/m³	24h	6
2026-05-21	34	3–60	8.2 µg/m³	24h	7
2026-05-20	35	20–65	8.5 µg/m³	24h	7
2026-05-19	31	14–54	7.4 µg/m³	23h	7
2026-05-18	42	17–194	14.7 µg/m³	24h	7
2026-05-17	29	17–61	7.0 µg/m³	23h	7
2026-05-16	27	10–37	6.6 µg/m³	22h	7
2026-05-15	25	17–30	6.1 µg/m³	7h	5

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