What is the air quality trend in Chicopee?

Over the past 8 days, Chicopee had an average AQI of 45 based on station measurements. The worst day was 2026-07-16 with AQI 73.

How is Chicopee air quality measured?

Air quality in Chicopee 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 Chicopee, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Chicopee, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	25	15–35	6.0 µg/m³	2h	2
2026-07-21	32	17–66	8.0 µg/m³	23h	3
2026-07-20	25	12–66	6.2 µg/m³	24h	3
2026-07-19	41	19–90	11.0 µg/m³	24h	3
2026-07-18	57	20–113	17.3 µg/m³	24h	3
2026-07-17	51	19–110	14.7 µg/m³	24h	3
2026-07-16	73	25–152	22.6 µg/m³	23h	3
2026-07-15	57	31–106	15.7 µg/m³	21h	3

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