What is the air quality trend in Mukilteo?

Over the past 8 days, Mukilteo had an average AQI of 45 based on station measurements. The worst day was 2026-08-06 with AQI 87.

How is Mukilteo air quality measured?

Air quality in Mukilteo 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 Mukilteo, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	61	59–63	16.9 µg/m³	4h	7
2026-08-07	60	55–80	16.3 µg/m³	20h	7
2026-08-06	87	65–121	29.1 µg/m³	24h	5
2026-08-05	83	44–143	27.0 µg/m³	24h	6
2026-08-04	40	20–72	10.0 µg/m³	24h	7
2026-08-03	14	6–22	3.3 µg/m³	18h	6
2026-08-02	11	6–17	2.6 µg/m³	24h	6
2026-08-01	7	2–15	1.6 µg/m³	20h	5

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