What is the air quality trend in Regina?

Over the past 14 days, Regina had an average AQI of 52 based on station measurements. The worst day was 2026-05-19 with AQI 170.

How is Regina air quality measured?

Air quality in Regina 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 Regina, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

66h

PM2.5 Station

66h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	31	12–40	7.5 µg/m³	4h	1
2026-05-29	34	12–87	10.2 µg/m³	4h	1
2026-05-28	32	12–65	8.2 µg/m³	5h	1
2026-05-27	40	13–119	11.9 µg/m³	8h	1
2026-05-26	78	20–202	34.2 µg/m³	9h	1
2026-05-25	55	12–159	19.6 µg/m³	8h	1
2026-05-24	29	8–58	7.2 µg/m³	5h	1
2026-05-23	18	9–25	4.4 µg/m³	3h	1
2026-05-22	61	21–91	19.1 µg/m³	3h	1
2026-05-21	58	2–134	19.5 µg/m³	7h	1
2026-05-19	170	170–170	92.3 µg/m³	1h	1
2026-05-18	97	89–105	33.6 µg/m³	2h	1
2026-05-17	12	12–12	2.9 µg/m³	1h	1
2026-05-16	20	7–31	4.7 µg/m³	6h	1

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