What is the air quality trend in Sighetu Marmaţiei?

Over the past 15 days, Sighetu Marmaţiei had an average AQI of 35 based on station measurements. The worst day was 2026-05-21 with AQI 56.

How is Sighetu Marmaţiei air quality measured?

Air quality in Sighetu Marmaţiei 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 Sighetu Marmaţiei, Romania

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

Historical PM2.5 and AQI trend from monitoring stations near Sighetu Marmaţiei, Romania.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

293h

PM2.5 Station

293h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	21	8–54	5.1 µg/m³	22h	2
2026-05-28	32	5–55	7.6 µg/m³	22h	2
2026-05-27	40	18–76	10.4 µg/m³	20h	2
2026-05-26	38	6–74	9.7 µg/m³	22h	2
2026-05-25	34	18–103	8.8 µg/m³	22h	2
2026-05-24	38	18–65	9.4 µg/m³	19h	2
2026-05-23	34	17–51	8.1 µg/m³	22h	2
2026-05-22	37	18–84	9.3 µg/m³	21h	2
2026-05-21	56	9–306	24.2 µg/m³	21h	2
2026-05-20	51	2–396	26.2 µg/m³	21h	2
2026-05-19	28	9–75	7.1 µg/m³	20h	2
2026-05-18	41	10–162	12.8 µg/m³	15h	2
2026-05-17	29	6–63	7.2 µg/m³	21h	2
2026-05-16	27	15–68	6.7 µg/m³	23h	2
2026-05-15	24	17–32	5.9 µg/m³	2h	2

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