What is the air quality trend in Halifax South End?

Over the past 12 days, Halifax South End had an average AQI of 18 based on station measurements. The worst day was 2026-05-20 with AQI 67.

How is Halifax South End air quality measured?

Air quality in Halifax South End 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 Halifax South End, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Halifax South End, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

86h

PM2.5 Station

86h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	8	6–9	1.2 µg/m³	1.9	3h	1
2026-05-28	3	3–3	0.8 µg/m³	1.5	1h	1
2026-05-27	35	6–95	10.0 µg/m³	13.5	10h	1
2026-05-26	4	4–4	1.0 µg/m³	1.0	2h	1
2026-05-24	6	3–8	1.3 µg/m³	1.7	2h	1
2026-05-23	4	4–4	1.0 µg/m³	1.1	1h	1
2026-05-22	2	2–2	0.5 µg/m³	1.0	1h	1
2026-05-21	38	15–62	9.5 µg/m³	11.5	7h	1
2026-05-20	67	33–87	19.9 µg/m³	22.5	24h	1
2026-05-19	35	5–59	8.7 µg/m³	9.8	14h	1
2026-05-18	7	4–10	1.7 µg/m³	1.7	4h	1
2026-05-17	10	4–22	2.4 µg/m³	3.2	17h	1

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