What is the air quality trend in Krnov?

Over the past 15 days, Krnov had an average AQI of 50 based on station measurements. The worst day was 2026-07-07 with AQI 129.

How is Krnov air quality measured?

Air quality in Krnov 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 Krnov, Czech Republic

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

Historical PM2.5 and AQI trend from monitoring stations near Krnov, Czech Republic.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

337h

PM2.5 Station

337h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	33	15–52	8.1 µg/m³	24h	8
2026-07-20	46	34–115	11.5 µg/m³	24h	11
2026-07-19	47	30–67	11.6 µg/m³	24h	11
2026-07-18	45	20–68	11.1 µg/m³	24h	11
2026-07-17	52	36–73	13.2 µg/m³	24h	11
2026-07-16	56	43–68	14.7 µg/m³	24h	11
2026-07-15	52	40–63	12.8 µg/m³	24h	10
2026-07-14	52	43–68	13.2 µg/m³	24h	10
2026-07-13	46	32–72	11.4 µg/m³	24h	11
2026-07-12	53	27–151	15.1 µg/m³	24h	10
2026-07-11	42	18–83	10.7 µg/m³	24h	11
2026-07-10	38	21–58	9.1 µg/m³	24h	10
2026-07-09	36	16–59	8.7 µg/m³	24h	11
2026-07-08	33	19–69	8.2 µg/m³	24h	11
2026-07-07	129	129–129	46.9 µg/m³	1h	1

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