What is the air quality trend in Newburyport?

Over the past 15 days, Newburyport had an average AQI of 44 based on station measurements. The worst day was 2026-07-17 with AQI 90.

How is Newburyport air quality measured?

Air quality in Newburyport 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 Newburyport, United States

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

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

Current AQI
Good CAMS model

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	31	31–31	7.4 µg/m³	1h	1
2026-07-21	40	21–65	9.8 µg/m³	24h	3
2026-07-20	37	14–67	9.4 µg/m³	24h	3
2026-07-19	54	21–160	16.0 µg/m³	24h	3
2026-07-18	54	24–149	15.3 µg/m³	24h	4
2026-07-17	90	31–230	38.5 µg/m³	24h	4
2026-07-16	59	32–193	19.5 µg/m³	24h	4
2026-07-15	50	31–70	12.7 µg/m³	24h	4
2026-07-14	40	30–57	9.6 µg/m³	24h	4
2026-07-13	34	14–49	8.1 µg/m³	24h	4
2026-07-12	35	22–48	8.3 µg/m³	24h	4
2026-07-11	39	26–54	9.4 µg/m³	24h	3
2026-07-10	34	23–52	8.3 µg/m³	24h	4
2026-07-09	36	24–51	8.6 µg/m³	24h	4
2026-07-08	36	18–61	8.8 µg/m³	22h	4

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