What is the air quality trend in Altrincham?

Over the past 15 days, Altrincham had an average AQI of 68 based on station measurements. The worst day was 2026-05-20 with AQI 90.

How is Altrincham air quality measured?

Air quality in Altrincham 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 Altrincham, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Altrincham, United Kingdom.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 11 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	35	35–35	8.4 µg/m³	—	1h	11
2026-05-29	50	28–89	13.4 µg/m³	7.9	24h	10
2026-05-28	66	42–131	19.7 µg/m³	12.7	24h	12
2026-05-27	66	27–132	19.4 µg/m³	7.7	24h	13
2026-05-26	76	38–154	24.2 µg/m³	19.7	24h	13
2026-05-25	84	24–171	30.0 µg/m³	12.7	24h	16
2026-05-24	64	36–182	20.8 µg/m³	4.4	24h	12
2026-05-23	60	28–180	19.5 µg/m³	4.6	24h	13
2026-05-22	59	30–87	16.6 µg/m³	8.9	24h	15
2026-05-21	78	27–163	26.8 µg/m³	4.4	24h	13
2026-05-20	90	28–168	33.3 µg/m³	7.6	24h	13
2026-05-19	89	16–180	32.2 µg/m³	6.4	24h	14
2026-05-18	69	37–152	21.2 µg/m³	3.1	24h	14
2026-05-17	76	33–131	24.2 µg/m³	6.3	24h	16
2026-05-16	61	3–112	18.0 µg/m³	3.7	22h	16

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