Worst air pollution Trollhättan, today and tomorrow
Today (16 July): Air quality in Trollhättan is fair. AQI, NO2, O3, and PM1 are fair; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 12:00 PM (O3: 29.9/100).
Tomorrow (17 July 2026): Air quality in Trollhättan is fair. PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 36.2/100). 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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Trollhättan's air quality is generally good by Swedish standards, with the Göta river corridor providing consistent ventilation and the surrounding lake district maintaining relatively clean background conditions in this major automotive manufacturing city. Vehicle traffic on the E45 motorway and the Saab/NEVS and surrounding automotive manufacturing operations contribute the primary local sources, while the Göta river's open water fetch and consistent westerly airflows generally maintain Trollhättan among Sweden's more moderate automotive-industrial urban environments.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
29.9/100
PM2.5 (fine particles):
Good
19.7/100
PM10 (coarse particles):
Good
6.1/100
NO2 (nitrogen dioxide):
Fair
25.4/100
O3 (ozone):
Fair
29.9/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.5/100
PM1 (ultrafine particles):
Fair
21.8/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 15:00
AQI:
Fair
36.2/100
PM2.5 (fine particles):
Good
7.6/100
PM10 (coarse particles):
Good
2.4/100
NO2 (nitrogen dioxide):
Fair
35.1/100
O3 (ozone):
Fair
36.2/100
SO2 (sulfur dioxide):
Good
3.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.7/100
PM1 (ultrafine particles):
Good
8.6/100
Pollen forecast in Trollhättan
View pollen forecastFrequently Asked Questions
Is air quality bad in Trollhättan right now?
On 16 July 2026, overall air quality in Trollhättan is fair. AQI is the main air quality indicator at 29.9/100. Pollution peaks around 12:00 PM (O3: 29.9/100).
Will air quality be worse tomorrow in Trollhättan?
On 17 July 2026, air quality conditions in Trollhättan will be similar to today, with AQI forecast at fair at 36.2/100. Pollution peaks around 3:00 PM (O3: 36.2/100).
When is air pollution at its worst in Trollhättan?
How do the seasons affect air quality in Trollhättan? Air quality is typically at its weakest in December and January, when cold, calm, high-pressure spells let wood-smoke and traffic exhaust settle close to the ground instead of dispersing. Spring typically sees fewer stagnant-air episodes, as more frequent wind and rain help disperse local emissions. The summer months tend to be the least problematic, aside from the occasional heatwave that can nudge ozone levels upward. Autumn is a transitional period: as the heating season resumes in September and October, occasional calm evenings can again trap wood-smoke locally. As is typical for this part of the country, the seasonal contrast here is clear but not extreme.
Are air quality levels in Trollhättan 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