What is the air quality trend in Stevenage?

Over the past 8 days, Stevenage had an average AQI of 54 based on station measurements. The worst day was 2026-05-25 with AQI 74.

How is Stevenage air quality measured?

Air quality in Stevenage 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 Stevenage, United Kingdom

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	2	2–2	0.5 µg/m³	1.0	1h	1
2026-05-29	46	30–71	11.5 µg/m³	15.7	24h	32
2026-05-28	56	39–164	15.8 µg/m³	20.7	24h	31
2026-05-27	65	44–116	18.7 µg/m³	24.3	24h	33
2026-05-26	67	40–121	19.6 µg/m³	21.4	24h	36
2026-05-25	74	50–111	23.1 µg/m³	26.6	24h	40
2026-05-24	61	35–99	17.0 µg/m³	19.2	24h	32
2026-05-23	63	42–143	17.9 µg/m³	14.9	24h	33

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