What is the air quality trend in Sligo?

Over the past 20 days, Sligo had an average AQI of 41 based on station measurements. The worst day was 2026-05-25 with AQI 59.

How is Sligo air quality measured?

Air quality in Sligo 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 Sligo, Ireland

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

Historical PM2.5 and AQI trend from monitoring stations near Sligo, Ireland.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

438h

PM2.5 Station

438h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	36	12–109	9.4 µg/m³	22h	2
2026-05-28	42	29–57	10.4 µg/m³	21h	2
2026-05-27	39	2–90	10.1 µg/m³	23h	2
2026-05-26	44	23–61	11.0 µg/m³	22h	2
2026-05-25	59	15–188	21.1 µg/m³	20h	2
2026-05-24	36	6–91	9.1 µg/m³	19h	2
2026-05-23	42	19–98	11.0 µg/m³	21h	2
2026-05-22	49	13–171	15.1 µg/m³	23h	2
2026-05-21	40	5–222	15.0 µg/m³	22h	2
2026-05-20	42	13–139	12.0 µg/m³	21h	2
2026-05-19	47	12–140	13.6 µg/m³	22h	2
2026-05-18	35	10–74	9.2 µg/m³	22h	2
2026-05-17	51	2–146	14.8 µg/m³	22h	2
2026-05-16	38	5–88	10.0 µg/m³	20h	3
2026-05-15	39	8–159	11.2 µg/m³	23h	2
2026-05-14	55	5–154	17.0 µg/m³	22h	3
2026-05-13	34	1–79	8.7 µg/m³	24h	2
2026-05-12	29	1–64	7.1 µg/m³	22h	2
2026-05-11	42	23–75	10.6 µg/m³	24h	3
2026-05-10	39	17–56	9.6 µg/m³	23h	3

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