What is the air quality trend in Woonsocket?

Over the past 15 days, Woonsocket had an average AQI of 52 based on station measurements. The worst day was 2026-07-17 with AQI 118.

How is Woonsocket air quality measured?

Air quality in Woonsocket 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 Woonsocket, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	16	5–28	3.9 µg/m³	2h	5
2026-07-21	49	26–67	12.3 µg/m³	24h	10
2026-07-20	59	34–162	17.1 µg/m³	24h	11
2026-07-19	59	34–162	17.0 µg/m³	24h	11
2026-07-18	81	32–133	26.5 µg/m³	24h	11
2026-07-17	118	32–199	50.7 µg/m³	24h	12
2026-07-16	80	34–185	29.6 µg/m³	24h	11
2026-07-15	55	32–93	14.4 µg/m³	24h	11
2026-07-14	43	32–54	10.3 µg/m³	24h	10
2026-07-13	35	24–45	8.4 µg/m³	24h	11
2026-07-12	37	25–48	8.9 µg/m³	24h	11
2026-07-11	38	29–49	9.1 µg/m³	24h	12
2026-07-10	43	27–151	11.3 µg/m³	24h	10
2026-07-09	34	27–42	8.1 µg/m³	24h	10
2026-07-08	38	20–183	12.6 µg/m³	21h	11

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