What is the air quality trend in Bay Shore?

Over the past 8 days, Bay Shore had an average AQI of 104 based on station measurements. The worst day was 2026-07-18 with AQI 145.

How is Bay Shore air quality measured?

Air quality in Bay Shore 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 Bay Shore, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Bay Shore, 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	64	18–134	20.5 µg/m³	149.0	11h	4
2026-07-21	78	32–140	25.0 µg/m³	149.0	24h	4
2026-07-20	69	11–129	22.5 µg/m³	149.0	24h	3
2026-07-19	91	35–160	31.2 µg/m³	149.0	24h	3
2026-07-18	145	84–179	63.6 µg/m³	149.0	24h	3
2026-07-17	132	43–288	71.4 µg/m³	149.0	24h	3
2026-07-16	122	64–195	50.1 µg/m³	149.0	24h	3
2026-07-15	131	38–184	59.2 µg/m³	149.0	13h	2

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