What is the air quality trend in Odorheiu Secuiesc?

Over the past 8 days, Odorheiu Secuiesc had an average AQI of 43 based on station measurements. The worst day was 2026-08-06 with AQI 65.

How is Odorheiu Secuiesc air quality measured?

Air quality in Odorheiu 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 Odorheiu Secuiesc, Romania

Name: Odorheiu 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 Odorheiu Secuiesc, Romania.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

110h

PM2.5 Station

110h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	28	20–35	6.6 µg/m³	2h	1
2026-08-07	44	7–95	13.1 µg/m³	13h	1
2026-08-06	65	15–455	32.9 µg/m³	21h	2
2026-08-05	47	12–124	13.2 µg/m³	18h	2
2026-08-04	52	23–162	15.8 µg/m³	16h	1
2026-08-03	37	11–84	9.7 µg/m³	18h	2
2026-08-02	38	16–55	9.1 µg/m³	12h	1
2026-08-01	40	20–60	10.0 µg/m³	10h	1

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