Worst air pollution Merkur Arena - Graz, today and tomorrow
Today (16 July): Air quality in Merkur Arena is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (O3: 46.2/100).
Tomorrow (17 July 2026): Air quality in Merkur Arena is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 47.3/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Merkur Arena's air quality reflects Graz's severely enclosed Mur valley basin, with match-day traffic adding to the city's already elevated background PM2.5 under frequent winter temperature inversions.
Today - 16 July | Pollution peaks at 16:00
AQI:
Medium
46.2/100
PM2.5 (fine particles):
Good
8.8/100
PM10 (coarse particles):
Good
4.1/100
NO2 (nitrogen dioxide):
Fair
34.6/100
O3 (ozone):
Medium
46.2/100
SO2 (sulfur dioxide):
Good
1.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.0/100
PM1 (ultrafine particles):
Good
10.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 12:00
AQI:
Medium
47.3/100
PM2.5 (fine particles):
Good
14.5/100
PM10 (coarse particles):
Good
4.2/100
NO2 (nitrogen dioxide):
Fair
39.2/100
O3 (ozone):
Medium
47.3/100
SO2 (sulfur dioxide):
Good
2.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.8/100
PM1 (ultrafine particles):
Good
19.6/100
Other Landmarks in Graz
Sports venues in Graz
Frequently Asked Questions
Is air quality bad in Merkur Arena right now?
On 16 July 2026, overall air quality in Merkur Arena is fair. NO2 is the main pollutant at 34.6/100. Pollution peaks around 4:00 PM (O3: 46.2/100).
Will air quality be worse tomorrow in Merkur Arena?
On 17 July 2026, air quality conditions in Merkur Arena will be similar to today, with NO2 forecast at fair at 39.2/100. Pollution peaks around 12:00 PM (O3: 47.3/100).
When is air pollution at its worst in Merkur Arena?
At Merkur Arena, winter mornings bring the worst air quality, when vehicle traffic and legacy industry build up under the kind of inversion common to this part of Styria. Summer generally sees better ventilation, apart from the odd hot-weather ozone peak. Spring and autumn are usually the most consistently favourable seasons for clean air.
Are air quality levels in Merkur Arena 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.
Want to see air quality forecasts for other cities in Austria?
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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.
For long term forecasts and maps, see the Airmine app