What is the air quality trend in Stevenage?

Over the past 3 days, Stevenage had an average AQI of 58 based on station measurements. The worst day was 2026-10-20 with AQI 68.

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

45h

PM2.5 Station

45h · 15 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	56	20–152	16.9 µg/m³	6.6	13h	22
2026-10-20	68	35–108	20.5 µg/m³	26.9	24h	23
2026-10-19	51	31–71	13.7 µg/m³	15.8	8h	22

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