What is the air quality trend in Leamington?

Over the past 14 days, Leamington had an average AQI of 40 based on station measurements. The worst day was 2026-05-17 with AQI 60.

How is Leamington air quality measured?

Air quality in Leamington 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 Leamington, Canada

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	30	17–73	7.5 µg/m³	3.2	24h	12
2026-05-29	33	20–66	8.2 µg/m³	2.2	24h	13
2026-05-28	32	20–81	8.3 µg/m³	1.7	24h	11
2026-05-27	48	23–157	13.6 µg/m³	11.5	24h	13
2026-05-26	45	28–62	11.3 µg/m³	12.7	24h	13
2026-05-25	43	23–74	11.0 µg/m³	9.0	24h	12
2026-05-24	43	20–74	10.9 µg/m³	9.4	24h	13
2026-05-23	33	10–74	8.3 µg/m³	—	24h	12
2026-05-22	29	12–66	7.1 µg/m³	1.4	24h	11
2026-05-21	40	16–122	10.6 µg/m³	2.4	24h	12
2026-05-20	44	12–178	15.0 µg/m³	12.2	24h	12
2026-05-19	33	16–70	8.3 µg/m³	10.4	24h	12
2026-05-18	51	27–72	13.0 µg/m³	22.2	24h	12
2026-05-17	60	30–128	17.2 µg/m³	28.2	24h	11

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