What is the air quality trend in Dumbarton?

Over the past 21 days, Dumbarton had an average AQI of 50 based on station measurements. The worst day was 2026-08-20 with AQI 67.

How is Dumbarton air quality measured?

Air quality in Dumbarton 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 Dumbarton, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 18 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	39	25–60	9.5 µg/m³	17h	17
2026-09-04	45	23–156	12.2 µg/m³	24h	16
2026-09-03	52	35–95	14.1 µg/m³	24h	18
2026-09-02	44	20–166	12.5 µg/m³	24h	15
2026-09-01	40	25–66	9.8 µg/m³	24h	17
2026-08-31	48	28–81	12.4 µg/m³	24h	18
2026-08-30	47	31–69	11.5 µg/m³	24h	17
2026-08-29	53	30–117	14.1 µg/m³	24h	18
2026-08-28	61	28–168	18.0 µg/m³	24h	16
2026-08-27	54	37–70	14.2 µg/m³	24h	18
2026-08-26	59	46–83	16.0 µg/m³	24h	17
2026-08-25	50	28–67	12.8 µg/m³	24h	17
2026-08-24	45	24–59	11.0 µg/m³	24h	17
2026-08-23	47	30–62	11.7 µg/m³	24h	15
2026-08-22	44	27–64	10.9 µg/m³	24h	17
2026-08-21	50	26–75	12.7 µg/m³	24h	17
2026-08-20	67	40–156	19.7 µg/m³	24h	19
2026-08-19	54	28–93	14.6 µg/m³	24h	18
2026-08-18	53	34–172	15.4 µg/m³	24h	19
2026-08-17	51	35–88	13.1 µg/m³	24h	17
2026-08-16	52	46–59	13.3 µg/m³	4h	19

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