Worst air pollution Bourg - Fribourg, today and tomorrow
Today (16 July): Air quality in Bourg is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 41.0/100).
Tomorrow (17 July 2026): Air quality in Bourg is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 2:00 PM (O3: 33.5/100). 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
Use our Strava plugin to check your own exposure.
Bourg's air quality reflects its position in Fribourg's historic upper town overlooking the Sarine gorge, with pedestrian zones limiting traffic while surrounding streets contribute modest background emissions.
Today - 16 July | Pollution peaks at 13:00
AQI:
Medium
41.0/100
PM2.5 (fine particles):
Good
11.9/100
PM10 (coarse particles):
Good
6.3/100
NO2 (nitrogen dioxide):
Fair
38.4/100
O3 (ozone):
Medium
41.0/100
SO2 (sulfur dioxide):
Good
1.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.7/100
PM1 (ultrafine particles):
Good
12.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
33.5/100
PM2.5 (fine particles):
Good
9.4/100
PM10 (coarse particles):
Good
6.7/100
NO2 (nitrogen dioxide):
Fair
31.7/100
O3 (ozone):
Fair
33.5/100
SO2 (sulfur dioxide):
Good
1.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.9/100
PM1 (ultrafine particles):
Good
9.8/100
Other Landmarks in Fribourg
Frequently Asked Questions
Is air quality bad in Bourg right now?
On 16 July 2026, overall air quality in Bourg is fair. NO2 is the main pollutant at 38.4/100. Pollution peaks around 1:00 PM (O3: 41.0/100).
Will air quality be worse tomorrow in Bourg?
On 17 July 2026, air quality conditions in Bourg will be similar to today, with AQI forecast at fair at 33.5/100. Pollution peaks around 2:00 PM (O3: 33.5/100).
When is air pollution at its worst in Bourg?
Calm winter weather is when Bourg's air quality suffers most, with vehicle traffic and farmland activity settling over the countryside instead of dispersing as they normally would. Things generally improve from spring onward, as winds move more freely across the open Mittelland, save for an occasional hot-weather ozone peak; autumn stays mostly calm.
Are air quality levels in Bourg 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 Switzerland?
Check air quality in other popular cities:
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