Worst air pollution Melhus, today and tomorrow
Today (16 July): Air quality in Melhus is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 AM (NO2: 39.0/100).
Tomorrow (17 July 2026): Air quality in Melhus is fair. O3 decreases to good; all other pollutants stay as today. Pollution peaks around 2:00 AM (NO2: 26.8/100). 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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Melhus's river-valley farmland position just south of Trondheim generally sees moderate air circulation, with agricultural activity and E6 through-traffic as the main local contributors.
Today - 16 July | Pollution peaks at 03:00
AQI:
Fair
39.0/100
PM2.5 (fine particles):
Good
14.2/100
PM10 (coarse particles):
Good
5.0/100
NO2 (nitrogen dioxide):
Fair
39.0/100
O3 (ozone):
Fair
23.0/100
SO2 (sulfur dioxide):
Good
4.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.8/100
PM1 (ultrafine particles):
Good
13.6/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 02:00
AQI:
Fair
26.8/100
PM2.5 (fine particles):
Good
13.1/100
PM10 (coarse particles):
Good
4.7/100
NO2 (nitrogen dioxide):
Fair
26.8/100
O3 (ozone):
Good
17.8/100
SO2 (sulfur dioxide):
Good
5.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.4/100
PM1 (ultrafine particles):
Good
11.1/100
Pollen forecast in Melhus
View pollen forecastFrequently Asked Questions
Is air quality bad in Melhus right now?
On 16 July 2026, overall air quality in Melhus is fair. AQI is the main air quality indicator at 39.0/100. Pollution peaks around 3:00 AM (NO2: 39.0/100).
Will air quality be worse tomorrow in Melhus?
On 17 July 2026, air quality conditions in Melhus will be similar to today, with AQI forecast at fair at 26.8/100. Pollution peaks around 2:00 AM (NO2: 26.8/100).
When is air pollution at its worst in Melhus?
Melhus typically sees the sharpest drop in air quality during the birch pollen peak in late spring, when the birch pollen peak can coincide with calm days and feel more noticeable as a result. The broad, open Trondheimsfjord generally helps circulate air across the district. Outside these periods, air quality in Melhus is generally good.
Are air quality levels in Melhus 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