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Ostrava Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Moravskoslezsky Kraj

Last Updated: 2025-05-22 05:39:54 AM (Local Time)

Live AQI

Air Quality is

Good

pm10 : 12 µg/m³

PM2.5 : 7 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

10 °C

Last Updated: 2025-05-22 05:39:54 AM (Local Time)

Map

Ostrava

Major Air Pollutants
Ostrava

Particulate Matter(PM2.5)

7µg/m³

Particulate Matter(PM10)

12µg/m³

Carbon Monoxide(CO)

145ppb

Sulfur Dioxide(SO2)

1ppb

Nitrogen Dioxide(NO2)

5ppb

Ozone(O3)

27ppb

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AQI Graph

Historical Air Quality Data
Ostrava

24 Hours

AQI

Ostrava

Want air quality data?

AQI Trends - Annual Air Quality Changes
Ostrava, Moravskoslezsky Kraj, Czechia

AQI

Year

AQI

Annual AQI Trends

2020

56AQI

2021

59AQI

Rise

2022

66AQI

12%

Rise

2023

55AQI

-17%

Fall

2024

56AQI

Rise

2025

66AQI

18%

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedDecember, 2020122AQI

Least PollutedMay, 202533AQI

* This data analysis is from year 2020 - 2025

Ostrava's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Ostrava Ceskobratrsk

Good

Ostrava Fifejdy

Good

Ostrava Hrusov

Good

Ostrava Hrusov

Good

Ostrava Marianske Ho

Good

Ostrava Privoz

Good

Czechia's Metro Cities
Air Quality Index

Brno

Liberec

Olomouc

Prague

Air Quality Calendar 2025
Ostrava

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 76	2 Jan 64	3 Jan 47	4 Jan 38
5 Jan 117	6 Jan 53	7 Jan 56	8 Jan 34	9 Jan 37	10 Jan 25	11 Jan 24
12 Jan 23	13 Jan 44	14 Jan 66	15 Jan 71	16 Jan 63	17 Jan 55	18 Jan 76
19 Jan 73	20 Jan 61	21 Jan 67	22 Jan 83	23 Jan 69	24 Jan 71	25 Jan 58
26 Jan 70	27 Jan 59	28 Jan 58	29 Jan 32	30 Jan 65	31 Jan 72	1 Feb 63

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 70	27 Jan 59	28 Jan 58	29 Jan 32	30 Jan 65	31 Jan 72	1 Feb 63
2 Feb 89	3 Feb 105	4 Feb 118	5 Feb 95	6 Feb 82	7 Feb 120	8 Feb 117
9 Feb 155	10 Feb 154	11 Feb 154	12 Feb 140	13 Feb 90	14 Feb 105	15 Feb 93
16 Feb 109	17 Feb 140	18 Feb 121	19 Feb 125	20 Feb 121	21 Feb 106	22 Feb 80
23 Feb 93	24 Feb 123	25 Feb 111	26 Feb 131	27 Feb 111	28 Feb 79	1 Mar 72

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 93	24 Feb 123	25 Feb 111	26 Feb 131	27 Feb 111	28 Feb 79	1 Mar 72
2 Mar 58	3 Mar 77	4 Mar 99	5 Mar 82	6 Mar 86	7 Mar 85	8 Mar 107
9 Mar 120	10 Mar 99	11 Mar 57	12 Mar 53	13 Mar 44	14 Mar 60	15 Mar 60
16 Mar 75	17 Mar 68	18 Mar 56	19 Mar 68	20 Mar 73	21 Mar 82	22 Mar 105
23 Mar 51	24 Mar 66	25 Mar 88	26 Mar 108	27 Mar 67	28 Mar 77	29 Mar 99
30 Mar 83	31 Mar 36	1 Apr 70	2 Apr 74	3 Apr 57	4 Apr 66	5 Apr 54

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 83	31 Mar 36	1 Apr 70	2 Apr 74	3 Apr 57	4 Apr 66	5 Apr 54
6 Apr 36	7 Apr 29	8 Apr 39	9 Apr 44	10 Apr 28	11 Apr 51	12 Apr 54
13 Apr 58	14 Apr 47	15 Apr 35	16 Apr 34	17 Apr 45	18 Apr 26	19 Apr 20
20 Apr 26	21 Apr 36	22 Apr 44	23 Apr 39	24 Apr 62	25 Apr 54	26 Apr 41
27 Apr 36	28 Apr 38	29 Apr 40	30 Apr 41	1 May 42	2 May 42	3 May 42

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 36	28 Apr 38	29 Apr 40	30 Apr 41	1 May 42	2 May 42	3 May 42
4 May 35	5 May 29	6 May 36	7 May 42	8 May 27	9 May 35	10 May 35
11 May 36	12 May 41	13 May 49	14 May 41	15 May 29	16 May 20	17 May 20
18 May 16	19 May 17	20 May 25	21 May -	22 May -	23 May -	24 May -
25 May -	26 May -	27 May -	28 May -	29 May -	30 May -	31 May -

Health Advice For People Living In
Ostrava

0Cigarettes per day

Weekly 0 Cigarettes

Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Solutions for Current AQI

Air PurifierTurn Off
Car FilterAdvisable
N95 MaskAdvisable
Stay IndoorAdvisable

As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Ostrava

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

Keep track of air quality to plan outdoor activities safely.
Drink water to keep airways moist and reduce irritation.
Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

Skip medications that is prescribed by your doctor.
Engage in outdoor activities in early morning during high pollen hours.

Most Polluted Cities 2025
Czechia

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Tachov, Czechia

Roztoky, Czechia

Trebic, Czechia

Hodonin, Czechia

Vimperk, Czechia

Mikulov, Czechia

Slapanice, Czechia

Brevnov, Czechia

Ostrava, Czechia

10.

Pribram, Czechia

Good

2xabove Standard

Last Updated: 22 May 2025, 03:53 AM

AQI City Rankings

Air Quality Solutions For Ostrava
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Ostrava

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Ostrava

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Ostrava

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Ostrava

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Ostrava's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store

Get it onGoogle Play

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Ostrava

Frequently Asked Questions About Air Quality

What is the current AQI level in Ostrava?

The current real-time AQI level in Ostrava is 38 (Good) due to recent rainfall by 0.05mm/hr. This was last updated 2025-05-22 05:39:54 AM (Local Time).

When was the best AQI level in Ostrava in the last 24 hours?

The best AQI level was 22 (Good) at 2:09 PM, May 21, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Ostrava in the last 24 hours?

The worst AQI level was 50 (Good) at 9:09 AM, May 21, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Ostrava during last 24 hours?

The AQI levels in Ostrava have been fluctuating throughout the last 24 hours. The levels have increased by highest 50 at 9:09 AM, May 21, 2025 (Local Time), lowest 22 at 2:09 PM, May 21, 2025 (Local Time).

What actions are recommended as per the current AQI level in Ostrava?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.