Worst air pollution Cazin, today and tomorrow
Today (9 August): Air quality in Cazin is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 35.3/100).
Tomorrow (10 August 2026): Air quality in Cazin is fair. HCHO increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 37.0/100). Airmine updates local air quality forecasts four times daily.
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Cazin's air quality reflects its position on a plateau in the Una-Sana region near the Croatian border, with agricultural activity and vehicle traffic across the plateau contributing the main local sources through the year. Weather patterns typical of Bosnia and Herzegovina, Federation of shape how quickly pollutants clear, with conditions generally improving whenever winds pick up or rain moves through, while calmer, high-pressure spells tend to let local emissions accumulate for longer than elsewhere in the region.
Today - 9 August | Pollution peaks at 13:00
AQI:
Fair
35.3/100
PM2.5 (fine particles):
Good
5.2/100
PM10 (coarse particles):
Good
1.5/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
35.3/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
15.5/100
PM1 (ultrafine particles):
Good
6.6/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 15:00
AQI:
Fair
37.0/100
PM2.5 (fine particles):
Good
5.1/100
PM10 (coarse particles):
Good
1.4/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
37.0/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Fair
20.8/100
PM1 (ultrafine particles):
Good
6.8/100
Pollen forecast in Cazin
View pollen forecastFrequently Asked Questions
Is air quality bad in Cazin right now?
On 9 August 2026, overall air quality in Cazin is fair. AQI is the main air quality indicator at 35.3/100. Pollution peaks around 1:00 PM (O3: 35.3/100).
Will air quality be worse tomorrow in Cazin?
On 10 August 2026, air quality conditions in Cazin will be similar to today, with AQI forecast at fair at 37.0/100. Pollution peaks around 3:00 PM (O3: 37.0/100).
When is air pollution at its worst in Cazin?
Cazin sees its worst air quality stretches line up with hornbeam and oak pollen peaks and periods of agricultural activity and vehicle traffic across the plateau; outside of those windows, the Bosnia and Herzegovina, Federation of area generally settles into calmer, more breathable conditions.
Are air quality levels in Cazin based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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