What is the air quality trend in Stevenage?

Over the past 15 days, Stevenage had an average AQI of 60 based on station measurements. The worst day was 2026-05-25 with AQI 82.

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

336h

PM2.5 Station

336h · 2 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	22	10–35	5.4 µg/m³	1.7	2h	10
2026-05-29	46	30–63	11.4 µg/m³	16.0	24h	30
2026-05-28	57	29–174	17.0 µg/m³	20.7	24h	30
2026-05-27	66	45–113	19.3 µg/m³	24.3	24h	31
2026-05-26	72	48–160	22.3 µg/m³	21.4	24h	33
2026-05-25	82	57–135	26.5 µg/m³	26.6	24h	37
2026-05-24	64	38–99	18.8 µg/m³	19.2	24h	30
2026-05-23	64	41–132	18.6 µg/m³	14.9	24h	33
2026-05-22	56	32–75	14.9 µg/m³	12.0	24h	33
2026-05-21	74	30–135	23.1 µg/m³	4.4	24h	30
2026-05-20	60	25–94	16.9 µg/m³	6.5	24h	30
2026-05-19	69	35–129	20.8 µg/m³	9.3	24h	37
2026-05-18	57	30–102	15.5 µg/m³	7.9	24h	35
2026-05-17	62	30–98	17.9 µg/m³	6.6	24h	38
2026-05-16	57	18–131	16.3 µg/m³	8.2	22h	37

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