What is the air quality trend in Newberg?

Over the past 14 days, Newberg had an average AQI of 15 based on station measurements. The worst day was 2026-05-28 with AQI 19.

How is Newberg air quality measured?

Air quality in Newberg 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 Newberg, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	19	15–24	4.6 µg/m³	24h	21
2026-05-27	15	10–22	3.6 µg/m³	24h	20
2026-05-26	13	8–17	3.0 µg/m³	24h	22
2026-05-25	17	14–21	4.1 µg/m³	24h	23
2026-05-24	16	12–21	4.0 µg/m³	24h	23
2026-05-23	14	11–20	3.3 µg/m³	24h	22
2026-05-22	18	14–23	4.3 µg/m³	24h	23
2026-05-21	17	12–22	4.1 µg/m³	24h	22
2026-05-20	13	10–19	3.1 µg/m³	24h	22
2026-05-19	14	10–21	3.5 µg/m³	24h	22
2026-05-18	16	11–40	3.9 µg/m³	24h	20
2026-05-17	14	8–22	3.3 µg/m³	24h	21
2026-05-16	14	8–30	3.4 µg/m³	24h	20
2026-05-15	13	10–16	3.1 µg/m³	24h	23

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