What is the air quality trend in Wenatchee?

Over the past 7 days, Wenatchee had an average AQI of 143 based on station measurements. The worst day was 2026-08-04 with AQI 256.

How is Wenatchee air quality measured?

Air quality in Wenatchee 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 Wenatchee, United States

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

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

378

Current AQI
Hazardous Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

147h

PM2.5 Station

147h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	200	143–444	123.5 µg/m³	20h	2
2026-08-06	235	162–492	177.1 µg/m³	23h	2
2026-08-05	199	134–387	126.8 µg/m³	21h	2
2026-08-04	256	175–500	206.4 µg/m³	24h	2
2026-08-03	61	4–230	32.5 µg/m³	18h	2
2026-08-02	6	2–13	1.3 µg/m³	22h	2
2026-08-01	48	2–97	14.7 µg/m³	19h	2

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