What is the air quality trend in Sfântu Gheorghe?

Over the past 8 days, Sfântu Gheorghe had an average AQI of 27 based on station measurements. The worst day was 2026-05-22 with AQI 44.

How is Sfântu Gheorghe air quality measured?

Air quality in Sfântu Gheorghe 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 Sfântu Gheorghe, Romania

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

Historical PM2.5 and AQI trend from monitoring stations near Sfântu Gheorghe, Romania.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

146h

PM2.5 Station

146h · 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	14	6–24	3.4 µg/m³	3.9	10h	1
2026-05-28	17	6–29	4.1 µg/m³	4.6	13h	1
2026-05-27	22	8–66	5.3 µg/m³	5.6	24h	1
2026-05-26	27	6–75	6.9 µg/m³	7.2	24h	1
2026-05-25	43	23–64	11.0 µg/m³	11.8	24h	1
2026-05-24	21	5–52	5.0 µg/m³	5.2	24h	1
2026-05-23	30	13–67	7.5 µg/m³	8.0	24h	1
2026-05-22	44	30–64	11.5 µg/m³	12.1	3h	1

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