Worst air pollution Steinkjer, today and tomorrow
Today (16 July): Air quality in Steinkjer is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 20.4/100).
Tomorrow (17 July 2026): Air quality in Steinkjer is good. AQI improves to good; O3 decreases to good; all other pollutants stay as today. Pollution peaks around 7:00 AM (O3: 17.9/100). 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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Steinkjer's inland fjord-head location can see cool, still air settle over the valley on calm winter days, trapping wood-smoke locally before the fjord's airflow re-establishes.
Today - 16 July | Pollution peaks at 13:00
AQI:
Fair
20.4/100
PM2.5 (fine particles):
Good
10.3/100
PM10 (coarse particles):
Good
3.7/100
NO2 (nitrogen dioxide):
Good
19.6/100
O3 (ozone):
Fair
20.4/100
SO2 (sulfur dioxide):
Good
1.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.5/100
PM1 (ultrafine particles):
Good
8.1/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 07:00
AQI:
Good
17.9/100
PM2.5 (fine particles):
Good
9.2/100
PM10 (coarse particles):
Good
3.3/100
NO2 (nitrogen dioxide):
Good
4.9/100
O3 (ozone):
Good
17.9/100
SO2 (sulfur dioxide):
Good
1.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.0/100
PM1 (ultrafine particles):
Good
7.0/100
Pollen forecast in Steinkjer
View pollen forecastFrequently Asked Questions
Is air quality bad in Steinkjer right now?
On 16 July 2026, overall air quality in Steinkjer is fair. AQI is the main air quality indicator at 20.4/100. Pollution peaks around 1:00 PM (O3: 20.4/100).
Will air quality be worse tomorrow in Steinkjer?
On 17 July 2026, air quality conditions in Steinkjer will be better than today, with AQI forecast at good at 17.9/100. Pollution peaks around 7:00 AM (O3: 17.9/100).
When is air pollution at its worst in Steinkjer?
The period residents in Steinkjer notice most during short stretches of calm winter weather, when still winter air over the fjord valley can hold local smoke in place for a day or two. The broad, open Trondheimsfjord generally helps circulate air across the district. Apart from these spells, Steinkjer generally enjoys favourable air quality.
Are air quality levels in Steinkjer 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 Norway?
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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