What is the air quality trend in Saskatoon?

Over the past 21 days, Saskatoon had an average AQI of 69 based on station measurements. The worst day was 2026-05-27 with AQI 116.

How is Saskatoon air quality measured?

Air quality in Saskatoon 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 Saskatoon, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

445h

PM2.5 Station

445h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	55	19–117	16.5 µg/m³	15h	2
2026-05-29	54	11–147	15.6 µg/m³	22h	2
2026-05-28	58	24–158	17.4 µg/m³	23h	2
2026-05-27	116	24–500	84.5 µg/m³	23h	3
2026-05-26	67	24–124	21.0 µg/m³	21h	2
2026-05-25	84	24–168	30.6 µg/m³	21h	2
2026-05-24	78	13–162	27.7 µg/m³	21h	2
2026-05-23	63	12–153	19.8 µg/m³	22h	2
2026-05-22	64	2–179	23.2 µg/m³	21h	2
2026-05-21	62	5–136	19.4 µg/m³	22h	2
2026-05-20	86	3–317	36.2 µg/m³	23h	2
2026-05-19	79	10–210	31.8 µg/m³	23h	2
2026-05-18	67	6–140	21.5 µg/m³	21h	2
2026-05-17	43	8–86	12.0 µg/m³	20h	2
2026-05-16	56	7–108	17.5 µg/m³	22h	2
2026-05-15	77	7–193	29.7 µg/m³	24h	3
2026-05-14	82	24–185	30.7 µg/m³	24h	3
2026-05-13	83	6–157	28.6 µg/m³	22h	3
2026-05-12	78	7–157	26.0 µg/m³	23h	2
2026-05-11	59	12–145	18.1 µg/m³	24h	3
2026-05-10	56	18–117	16.4 µg/m³	8h	3

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