Highest air pollution Unna, today and tomorrow
Today (30 June): Air quality in Unna is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 42.8/100).
Tomorrow (1 July 2026): Air quality in Unna is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 5:00 PM (O3: 34.4/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Unna's air quality reflects the Rhine-Ruhr conurbation's eastern zone on the Hellweg plateau, with vehicle traffic on the A1 and A44 motorways and the legacy of coal mining and chemical manufacturing generating elevated PM2.5 alongside the surrounding Ruhr industrial background. The flat Westphalian plain provides reasonable dispersal on westerly days, while the surrounding industrial complex elevates background pollution above typical western European averages and Unna's former coal corridor character maintains consistent elevated levels.
Today - 30 June | Pollution peaks at 17:00
AQI:
Medium
42.8/100
PM2.5 (fine particles):
Good
9.7/100
PM10 (coarse particles):
Good
3.6/100
NO2 (nitrogen dioxide):
Good
16.0/100
O3 (ozone):
Medium
42.8/100
SO2 (sulfur dioxide):
Good
4.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
8.0/100
Levels show the poorest local air quality during the day
Tomorrow - 1 July | Pollution peaks at 17:00
AQI:
Fair
34.4/100
PM2.5 (fine particles):
Good
8.3/100
PM10 (coarse particles):
Good
3.0/100
NO2 (nitrogen dioxide):
Good
16.9/100
O3 (ozone):
Fair
34.4/100
SO2 (sulfur dioxide):
Good
5.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.4/100
PM1 (ultrafine particles):
Good
7.1/100
Pollen forecast in Unna
View pollen forecastFrequently Asked Questions
Is air quality bad in Unna right now?
On 30 June 2026, overall air quality in Unna is medium. AQI is the main air quality indicator at 42.8/100. Pollution peaks around 5:00 PM (O3: 42.8/100).
Will air quality be worse tomorrow in Unna?
On 1 July 2026, air quality conditions in Unna will be worse than today, with AQI forecast at fair at 34.4/100. Pollution peaks around 5:00 PM (O3: 34.4/100).
Are air quality levels in Unna 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.
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Data provided by Airmine — Last update: 30 June 2026 at 13:03 CET (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
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team