What is the air quality trend in Târgu Secuiesc?

Over the past 8 days, Târgu Secuiesc had an average AQI of 55 based on station measurements. The worst day was 2026-05-25 with AQI 70.

How is Târgu Secuiesc air quality measured?

Air quality in Târgu Secuiesc 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 Târgu Secuiesc, Romania

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

Historical PM2.5 and AQI trend from monitoring stations near Târgu Secuiesc, Romania.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	44	8–159	12.6 µg/m³	3.9	21h	4
2026-05-28	49	19–124	13.2 µg/m³	4.6	24h	4
2026-05-27	58	19–203	23.3 µg/m³	5.6	24h	5
2026-05-26	56	18–132	16.3 µg/m³	7.2	24h	6
2026-05-25	70	26–154	21.8 µg/m³	11.8	24h	6
2026-05-24	53	17–152	15.1 µg/m³	5.2	24h	6
2026-05-23	65	19–324	25.9 µg/m³	8.0	24h	6
2026-05-22	52	37–76	13.8 µg/m³	15.0	4h	6

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