What is the air quality trend in Piešťany?

Over the past 14 days, Piešťany had an average AQI of 31 based on station measurements. The worst day was 2026-05-19 with AQI 39.

How is Piešťany air quality measured?

Air quality in Piešťany 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 Piešťany, Slovakia

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

Historical PM2.5 and AQI trend from monitoring stations near Piešťany, Slovakia.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 9 stations

Temperature GFS model

55pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	31	10–54	7.4 µg/m³	13.7	24h	7
2026-05-28	27	12–46	6.5 µg/m³	14.7	24h	9
2026-05-27	38	12–58	9.2 µg/m³	34.3	24h	7
2026-05-26	30	10–52	7.2 µg/m³	17.3	24h	8
2026-05-25	32	17–56	7.8 µg/m³	19.6	24h	8
2026-05-24	34	10–58	8.3 µg/m³	15.1	24h	8
2026-05-23	30	15–50	7.1 µg/m³	13.1	24h	8
2026-05-22	31	22–43	7.4 µg/m³	13.0	24h	7
2026-05-21	30	10–52	7.1 µg/m³	9.2	24h	8
2026-05-20	32	21–51	7.7 µg/m³	10.8	24h	8
2026-05-19	39	15–110	9.9 µg/m³	11.1	24h	7
2026-05-18	31	11–52	7.4 µg/m³	6.0	24h	8
2026-05-17	30	15–61	7.4 µg/m³	6.6	23h	7
2026-05-16	32	7–53	7.8 µg/m³	5.4	20h	8

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