Ostrava Air Quality
Current air-quality information for Ostrava, Czechia.
Air quality is generally considered satisfactory.
World Air Quality Index Project (WAQI) · Updated 2026-10-16T16:00:00+02:00Health context
At the current AQI of 27, Ostrava is in the Good category on the displayed AQI scale. Most people can continue normal outdoor activities. Current pollutant values shown for Ostrava are PM2.5 20 µg/m³, PM10 10 µg/m³, O₃ 27.3 µg/m³, NO₂ 21.5 µg/m³. The current reading is identified on this page as World Air Quality Index Project (WAQI).
Air-quality information is not medical advice. People with asthma, heart or lung disease, children, older adults and other sensitive groups may need to take additional precautions when pollution is elevated.
Recent History & Forecast
This chart shows atmospheric-model AQI history and forecast from Open-Meteo / Copernicus Atmosphere Monitoring Service (CAMS) model. It is separate from any monitoring-station observation shown in the Current AQI card.
What does AQI 27 mean in Ostrava?
Ostrava currently has an AQI of 27, which falls in the Good category. This indicates relatively low overall air pollution on the displayed AQI scale. Normal outdoor activity is generally appropriate for most people. The pollutant values currently shown for Ostrava are PM2.5 20 µg/m³, PM10 10 µg/m³, O₃ 27.3 µg/m³, NO₂ 21.5 µg/m³. The displayed current conditions are identified as World Air Quality Index Project (WAQI).
Nearby cities
- Katowice air quality — approximately 71 km away
- Sosnowiec air quality — approximately 77 km away
- Kraków air quality — approximately 121 km away
- Częstochowa air quality — approximately 123 km away
- Brno air quality — approximately 140 km away
- Wrocław air quality — approximately 167 km away