What is the air quality trend in Ballymena?

Over the past 21 days, Ballymena had an average AQI of 54 based on station measurements. The worst day was 2026-07-22 with AQI 86.

How is Ballymena air quality measured?

Air quality in Ballymena 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 Ballymena, United Kingdom

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

409h

PM2.5 Station

409h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	86	10–235	51.7 µg/m³	8h	2
2026-07-21	36	18–87	9.2 µg/m³	22h	3
2026-07-20	50	15–188	18.9 µg/m³	23h	3
2026-07-19	47	8–157	14.0 µg/m³	23h	2
2026-07-18	68	16–164	22.9 µg/m³	21h	3
2026-07-17	71	13–361	31.9 µg/m³	22h	2
2026-07-16	67	13–164	21.5 µg/m³	21h	3
2026-07-15	49	12–152	13.4 µg/m³	19h	2
2026-07-14	52	12–124	14.4 µg/m³	23h	2
2026-07-13	54	13–274	21.8 µg/m³	22h	3
2026-07-12	65	17–269	30.7 µg/m³	19h	2
2026-07-11	60	13–218	22.4 µg/m³	22h	2
2026-07-10	58	8–161	18.1 µg/m³	20h	2
2026-07-09	37	6–74	9.3 µg/m³	21h	2
2026-07-08	47	13–87	12.4 µg/m³	22h	2
2026-07-07	36	5–100	9.6 µg/m³	20h	2
2026-07-06	67	11–163	22.7 µg/m³	10h	2
2026-07-05	36	2–164	10.6 µg/m³	22h	3
2026-07-04	41	4–125	11.4 µg/m³	22h	2
2026-07-03	60	12–165	21.2 µg/m³	18h	2
2026-07-02	62	18–106	19.0 µg/m³	9h	2

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