What is the air quality trend in Commack?

Over the past 8 days, Commack had an average AQI of 104 based on station measurements. The worst day was 2026-07-18 with AQI 140.

How is Commack air quality measured?

Air quality in Commack 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 Commack, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	61	22–116	19.5 µg/m³	149.0	9h	3
2026-07-21	81	37–128	26.2 µg/m³	149.0	24h	3
2026-07-20	76	17–129	25.1 µg/m³	149.0	24h	3
2026-07-19	88	37–152	29.3 µg/m³	149.0	24h	3
2026-07-18	140	99–184	60.5 µg/m³	149.0	24h	3
2026-07-17	132	42–235	64.1 µg/m³	149.0	24h	3
2026-07-16	134	80–202	58.8 µg/m³	149.0	24h	3
2026-07-15	127	53–173	52.6 µg/m³	149.0	15h	3

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