What is the air quality trend in Kaarela?

Over the past 13 days, Kaarela had an average AQI of 29 based on station measurements. The worst day was 2026-05-20 with AQI 51.

How is Kaarela air quality measured?

Air quality in Kaarela 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 Kaarela, Finland

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

Historical PM2.5 and AQI trend from monitoring stations near Kaarela, Finland.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

26h

PM2.5 Station

26h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	24	18–30	5.8 µg/m³	2h	4
2026-05-27	16	5–24	3.9 µg/m³	3h	3
2026-05-26	17	17–17	4.1 µg/m³	1h	1
2026-05-25	25	18–29	6.0 µg/m³	3h	3
2026-05-24	30	29–30	7.1 µg/m³	2h	2
2026-05-23	23	22–24	5.6 µg/m³	2h	3
2026-05-22	32	19–37	7.6 µg/m³	4h	4
2026-05-21	27	27–27	6.6 µg/m³	1h	6
2026-05-20	51	51–51	12.2 µg/m³	1h	6
2026-05-19	42	24–61	11.3 µg/m³	2h	4
2026-05-18	25	17–33	6.0 µg/m³	2h	4
2026-05-17	33	31–35	7.9 µg/m³	2h	2
2026-05-16	35	35–35	8.5 µg/m³	1h	3

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