Worst air pollution Solothurn, today and tomorrow
Today (16 July): Air quality in Solothurn is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 41.6/100).
Tomorrow (17 July 2026): Air quality in Solothurn is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 AM (NO2: 32.2/100). 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
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Solothurn's air quality reflects its Aare river position at the foot of the Jura Mountains, with vehicle traffic on the A5 motorway contributing local sources alongside legacy precision-industry manufacturing.
Today - 16 July | Pollution peaks at 15:00
AQI:
Medium
41.6/100
PM2.5 (fine particles):
Good
13.1/100
PM10 (coarse particles):
Good
5.3/100
NO2 (nitrogen dioxide):
Fair
27.9/100
O3 (ozone):
Medium
41.6/100
SO2 (sulfur dioxide):
Good
0.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.5/100
PM1 (ultrafine particles):
Good
15.0/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 03:00
AQI:
Fair
32.2/100
PM2.5 (fine particles):
Good
11.6/100
PM10 (coarse particles):
Good
5.0/100
NO2 (nitrogen dioxide):
Fair
32.2/100
O3 (ozone):
Fair
31.4/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.7/100
PM1 (ultrafine particles):
Good
14.2/100
Pollen forecast in Solothurn
View pollen forecastFrequently Asked Questions
Is air quality bad in Solothurn right now?
On 16 July 2026, overall air quality in Solothurn is fair. NO2 is the main pollutant at 27.9/100. Pollution peaks around 3:00 PM (O3: 41.6/100).
Will air quality be worse tomorrow in Solothurn?
On 17 July 2026, air quality conditions in Solothurn will be similar to today, with AQI forecast at fair at 32.2/100. Pollution peaks around 3:00 AM (NO2: 32.2/100).
When is air pollution at its worst in Solothurn?
Air quality at Solothurn dips most on still winter mornings, when vehicle traffic and farmland activity settle over the rolling farmland and linger under a shallow layer of cold air. 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 Solothurn 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