What is the air quality trend in Durham?

Over the past 15 days, Durham had an average AQI of 65 based on station measurements. The worst day was 2026-05-21 with AQI 78.

How is Durham air quality measured?

Air quality in Durham 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 Durham, United Kingdom

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

319h

PM2.5 Station

319h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	45	13–76	12.0 µg/m³	16h	3
2026-05-28	51	8–137	14.2 µg/m³	21h	3
2026-05-27	55	16–142	16.6 µg/m³	23h	3
2026-05-26	72	11–185	25.9 µg/m³	23h	3
2026-05-25	61	18–156	18.6 µg/m³	24h	3
2026-05-24	61	21–122	18.2 µg/m³	22h	3
2026-05-23	71	21–223	26.3 µg/m³	24h	3
2026-05-22	78	9–182	27.5 µg/m³	24h	3
2026-05-21	78	20–242	31.3 µg/m³	24h	3
2026-05-20	74	18–161	24.6 µg/m³	24h	3
2026-05-19	76	21–176	28.9 µg/m³	24h	3
2026-05-18	77	18–147	25.4 µg/m³	23h	4
2026-05-17	67	21–133	20.7 µg/m³	22h	4
2026-05-16	62	21–123	18.4 µg/m³	21h	4
2026-05-15	53	35–105	15.6 µg/m³	4h	4

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