What is the air quality trend in Třinec?

Over the past 7 days, Třinec had an average AQI of 46 based on station measurements. The worst day was with AQI .

How is Třinec air quality measured?

Air quality in Třinec 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 Třinec, Czech Republic

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

109h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	84	73–92	27.8 µg/m³	31.6	15h	7
2026-04-10	82	48–121	26.4 µg/m³	31.4	24h	8
2026-04-09	71	54–109	21.5 µg/m³	25.3	17h	8
2026-04-08	26	20–35	6.3 µg/m³	13.8	9h	8
2026-04-07	22	11–41	5.3 µg/m³	12.3	24h	8
2026-04-06	17	8–40	4.2 µg/m³	6.2	19h	7
2026-04-04	22	22–22	5.3 µg/m³	5.3	1h	1

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