Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Ostrava
Air quality index (AQI) and PM2.5 air pollution in Ostrava
53.4K people follow this city
Ostrava Air Quality Map
Real-time Ostrava air pollution map
AIR QUALITY DATA CONTRIBUTORS
Czech Hydrometeorological Institute
See all
Pollen
What is the pollen count in Ostrava today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Ostrava?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 30% |
| Wind | 10.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Czech Republic city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Prague, Praha | 56 |
| 2 | Trinec, Moravskoslezsky | 45 |
| 3 | Usti nad Labem, Ustecky | 43 |
| 4 | Frydlant, Liberecky | 42 |
| 5 | Hradec Kralove, Kralovehradecky | 42 |
| 6 | Pilsen, Plzensky | 41 |
| 7 | Ostrava, Moravskoslezsky | 35 |
| 8 | Brno, South Moravian | 26 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Ostrava aqi ranking
Real-time Ostrava air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Ostrava-Zabreh | 56 |
| 2 | Ostrava-Marianske Ho | 55 |
| 3 | Ostrava-Privoz | 46 |
| 4 | Ostrava-Fifejdy | 44 |
| 5 | Ostrava - Hrusov | 27 |
| 6 | Ostrava-Ceskobratrsk | 22 |
| 7 | Ostrava-Poruba, DD | 22 |
(local time)
SEE WORLD AQI RANKING
US AQI
35
live AQI index
Good
Overview
What is the current air quality in Ostrava?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 35 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.5µg/m³ | |
| PM10 | 15.7µg/m³ | |
| NO2 | 13.5µg/m³ | |
| SO2 | 4.3µg/m³ | |
| CO | 507.6µg/m³ | |
!
PM2.5
x1.3
PM2.5 concentration in Ostrava is currently 1.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Ostrava?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Ostrava air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, May 12 | Good 35 AQI US |  | 62.6° 42.8° |  11.2 mp/h |
| Monday, May 13 | Good 36 AQI US | | 66.2° 41° | 6.7 mp/h |
| Tuesday, May 14 | Good 42 AQI US | | 69.8° 44.6° | 8.9 mp/h |
| Today | Good 35 AQI US |  40% | 71.6° 50° | 8.9 mp/h |
| Thursday, May 16 | Moderate 52 AQI US  | 40% | 66.2° 46.4° | 4.5 mp/h |
| Friday, May 17 | Moderate 53 AQI US | 70% | 62.6° 48.2° | 8.9 mp/h |
| Saturday, May 18 | Moderate 52 AQI US | 90% | 62.6° 51.8° | 8.9 mp/h |
| Sunday, May 19 | Moderate 58 AQI US | 90% | 69.8° 50° | 6.7 mp/h |
| Monday, May 20 | Moderate 65 AQI US | 70% | 73.4° 51.8° | 4.5 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US | | 73.4° 53.6° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Ostrava air quality data attribution
1Contributor
- Czech Hydrometeorological Institute
7 stations
Government Contributor
Where is the cleanest air quality in Ostrava?
AQI US, Metric