What is the air quality trend in Red Deer?

Over the past 20 days, Red Deer had an average AQI of 48 based on station measurements. The worst day was 2026-07-20 with AQI 66.

How is Red Deer air quality measured?

Air quality in Red Deer 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 Red Deer, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Red Deer, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

405h

PM2.5 Station

405h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	47	4–129	13.1 µg/m³	20h	2
2026-08-06	43	18–71	10.8 µg/m³	23h	3
2026-08-05	44	21–72	11.1 µg/m³	23h	3
2026-08-04	66	18–223	24.9 µg/m³	21h	2
2026-08-03	46	16–79	12.2 µg/m³	21h	3
2026-08-02	60	28–153	17.5 µg/m³	21h	2
2026-08-01	42	4–75	10.9 µg/m³	20h	2
2026-07-31	36	11–83	9.2 µg/m³	23h	2
2026-07-30	48	18–154	13.7 µg/m³	21h	2
2026-07-29	55	10–165	17.1 µg/m³	20h	2
2026-07-28	51	18–85	14.3 µg/m³	15h	2
2026-07-27	45	11–91	11.9 µg/m³	17h	2
2026-07-26	48	4–171	15.5 µg/m³	20h	2
2026-07-25	48	13–85	13.1 µg/m³	17h	2
2026-07-24	45	9–321	22.4 µg/m³	18h	2
2026-07-23	44	11–135	12.9 µg/m³	21h	2
2026-07-22	52	6–160	16.0 µg/m³	21h	2
2026-07-21	48	13–137	14.0 µg/m³	22h	2
2026-07-20	66	15–364	29.8 µg/m³	21h	2
2026-07-19	41	11–88	10.9 µg/m³	20h	2

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