What is the air quality trend in Saint-Augustin-de-Desmaures?

Over the past 15 days, Saint-Augustin-de-Desmaures had an average AQI of 17 based on station measurements. The worst day was 2026-05-26 with AQI 29.

How is Saint-Augustin-de-Desmaures air quality measured?

Air quality in Saint-Augustin-de-Desmaures 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 Saint-Augustin-de-Desmaures, Canada

Name: Saint-Augustin-de-Desmaures Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Saint-Augustin-de-Desmaures, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 43 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	21	8–32	5.1 µg/m³	8h	41
2026-05-29	21	8–51	5.0 µg/m³	24h	42
2026-05-28	19	8–44	4.5 µg/m³	24h	40
2026-05-27	21	5–57	5.1 µg/m³	24h	41
2026-05-26	29	13–47	6.9 µg/m³	24h	43
2026-05-25	15	7–45	3.7 µg/m³	24h	41
2026-05-24	12	7–29	3.0 µg/m³	24h	41
2026-05-23	13	6–28	3.2 µg/m³	24h	41
2026-05-22	14	2–36	3.3 µg/m³	23h	38
2026-05-21	8	4–35	2.0 µg/m³	24h	36
2026-05-20	20	5–44	4.9 µg/m³	24h	40
2026-05-19	14	7–38	3.2 µg/m³	24h	41
2026-05-18	11	6–31	2.6 µg/m³	24h	41
2026-05-17	19	4–44	4.5 µg/m³	24h	40
2026-05-16	19	10–33	4.5 µg/m³	16h	42

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