Worst air pollution Hohensalzburg Fortress - Salzburg, today and tomorrow
Today (16 July): Air quality in Hohensalzburg Fortress is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 43.3/100).
Tomorrow (17 July 2026): Air quality in Hohensalzburg Fortress is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 1:00 AM (NO2: 39.2/100). 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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Hohensalzburg Fortress's air quality benefits from its elevated hilltop position above Salzburg's old town, generally escaping some of the valley floor's inversion-trapped emissions from vehicle traffic below.
Today - 16 July | Pollution peaks at 17:00
AQI:
Medium
43.3/100
PM2.5 (fine particles):
Good
13.3/100
PM10 (coarse particles):
Good
5.4/100
NO2 (nitrogen dioxide):
Fair
34.9/100
O3 (ozone):
Medium
43.3/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.2/100
PM1 (ultrafine particles):
Good
15.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 01:00
AQI:
Fair
39.2/100
PM2.5 (fine particles):
Good
12.6/100
PM10 (coarse particles):
Good
4.0/100
NO2 (nitrogen dioxide):
Fair
39.2/100
O3 (ozone):
Fair
38.9/100
SO2 (sulfur dioxide):
Good
0.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.6/100
PM1 (ultrafine particles):
Good
16.0/100
Other Landmarks in Salzburg
Sports venues in Salzburg
Frequently Asked Questions
Is air quality bad in Hohensalzburg Fortress right now?
On 16 July 2026, overall air quality in Hohensalzburg Fortress is fair. NO2 is the main pollutant at 34.9/100. Pollution peaks around 5:00 PM (O3: 43.3/100).
Will air quality be worse tomorrow in Hohensalzburg Fortress?
On 17 July 2026, air quality conditions in Hohensalzburg Fortress will be similar to today, with AQI forecast at fair at 39.2/100. Pollution peaks around 1:00 AM (NO2: 39.2/100).
When is air pollution at its worst in Hohensalzburg Fortress?
Hohensalzburg Fortress' poorest air quality shows up on calm winter mornings, as vehicle traffic and tourism sit trapped by surrounding ridges under a basin inversion. Warmer months bring noticeably better airflow, aside from the occasional ozone spike during a hot, still afternoon. Spring and autumn tend to be the most dependable for clean air.
Are air quality levels in Hohensalzburg Fortress 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: 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