What is the air quality trend in Redmond?

Over the past 8 days, Redmond had an average AQI of 94 based on station measurements. The worst day was 2026-08-05 with AQI 174.

How is Redmond air quality measured?

Air quality in Redmond 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 Redmond, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	76	62–90	23.9 µg/m³	26.2	5h	2
2026-08-07	102	58–128	35.6 µg/m³	44.0	24h	1
2026-08-06	139	87–173	59.1 µg/m³	68.9	24h	2
2026-08-05	174	156–212	100.4 µg/m³	111.6	24h	2
2026-08-04	171	109–233	98.8 µg/m³	109.2	24h	2
2026-08-03	61	3–154	19.7 µg/m³	22.7	23h	2
2026-08-02	11	1–103	3.2 µg/m³	3.5	24h	2
2026-08-01	19	2–34	4.4 µg/m³	4.8	18h	2

Back to Redmond Air Quality