Worst air pollution Hemsedal kommune, today and tomorrow
Today (16 July): Air quality in Hemsedal kommune is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 PM (O3: 33.0/100).
Tomorrow (17 July 2026): Air quality in Hemsedal kommune is fair. All pollutants stay as today. Pollution peaks around 7:00 PM (O3: 35.3/100). 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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Hemsedal kommune's air quality benefits from its exceptional Hallingdal highland position in the famous Hemsedal ski resort valley, with consistent mountain valley breezes providing clean natural ventilation through this spectacular Norwegian alpine landscape. Very modest vehicle traffic and the tourism and skiing corridor contribute minimal local sources, while the clean mountain alpine setting generally maintains excellent to good conditions throughout most of the year.
Today - 16 July | Pollution peaks at 18:00
AQI:
Fair
33.0/100
PM2.5 (fine particles):
Good
9.1/100
PM10 (coarse particles):
Good
2.7/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
33.0/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
4.6/100
PM1 (ultrafine particles):
Good
10.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 19:00
AQI:
Fair
35.3/100
PM2.5 (fine particles):
Good
10.6/100
PM10 (coarse particles):
Good
3.3/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
35.3/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
3.4/100
PM1 (ultrafine particles):
Good
12.2/100
Pollen forecast in Hemsedal kommune
View pollen forecastFrequently Asked Questions
Is air quality bad in Hemsedal kommune right now?
On 16 July 2026, overall air quality in Hemsedal kommune is fair. AQI is the main air quality indicator at 33.0/100. Pollution peaks around 6:00 PM (O3: 33.0/100).
Will air quality be worse tomorrow in Hemsedal kommune?
On 17 July 2026, air quality conditions in Hemsedal kommune will be similar to today, with AQI forecast at fair at 35.3/100. Pollution peaks around 7:00 PM (O3: 35.3/100).
When is air pollution at its worst in Hemsedal kommune?
Hemsedal kommune typically sees the sharpest drop in air quality when temperature inversions settle in overnight, when wood-smoke and traffic combine on calm winter days over the low-lying terrain. This part of eastern Norway generally sees decent background air quality overall. The remainder of the year, Hemsedal kommune's air quality is typically unremarkable in a good way.
Are air quality levels in Hemsedal kommune 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