Air quality in Czech Republic
Air quality index (AQI⁺) and PM2.5 air pollution in Czech Republic • 23:27, Oct 02
Czech Hydrometeorological InstituteZdravotni ustav se sidlem v usti nad labemBrněnské ovzduší Statutarni mesto BrnoMunicipal Monitoring NetworkLetiste Praha, a.sHealth Institute in Usti nad LabemStatutarni mesto OstravaIng. Jiří ČerníkStatutarni mesto TrinecZdravotni ustav se sidlem v OstraveObec NosoviceTomáš BaránekMesto SumperkMesto HraniceMesto StetiJan PagáčXiao Tian HuMesto OtrokoviceciziMesto LosticeHeidelberg Materials CZPetr HoracekTeepCoDaniel VašekMnisekTomáš PolákAnonymous contributor
Czech Hydrometeorological InstituteZdravotni ustav se sidlem v usti nad labemBrněnské ovzduší Statutarni mesto BrnoMunicipal Monitoring NetworkLetiste Praha, a.sHealth Institute in Usti nad LabemStatutarni mesto OstravaIng. Jiří ČerníkStatutarni mesto TrinecZdravotni ustav se sidlem v OstraveObec NosoviceTomáš BaránekMesto SumperkMesto HraniceMesto StetiJan PagáčXiao Tian HuMesto OtrokoviceciziMesto LosticeHeidelberg Materials CZPetr HoracekTeepCoDaniel VašekMnisekTomáš PolákAnonymous contributor
Live most polluted city ranking
Real-time Czech Republic most polluted city ranking
Live cleanest city ranking
Real-time Czech Republic cleanest city ranking
2025 Czech Republic air quality
2025 country air quality average
How polluted is Czech Republic?
In 2025 in Czech Republic, the annual PM2.5 concentration was 2.6 times the WHO annual PM2.5 guideline.
2025 AQI⁺ country ranking
Which country had the worst air quality in 2025?
Worldwide PM2.5 ranking
2025 Czech Republic global rank in air pollution
77/143
Wildfires in Czech Republic
Real-time information
Active fires
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