Worst air pollution Holmestrand kommune, today and tomorrow
Today (16 July): Air quality in Holmestrand kommune is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 32.2/100).
Tomorrow (17 July 2026): Air quality in Holmestrand kommune is fair. All pollutants stay as today. Pollution peaks around 5:00 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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Holmestrand kommune's air quality reflects the inner Oslofjord coastal position, with vehicle traffic and the manufacturing, services, and residential corridor contributing local sources. Consistent Oslofjord maritime breezes provide ventilation and Holmestrand generally maintains moderate to good conditions throughout most of the year.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
32.2/100
PM2.5 (fine particles):
Good
7.4/100
PM10 (coarse particles):
Good
2.3/100
NO2 (nitrogen dioxide):
Good
6.6/100
O3 (ozone):
Fair
32.2/100
SO2 (sulfur dioxide):
Good
0.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
15.0/100
PM1 (ultrafine particles):
Good
8.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 17:00
AQI:
Fair
35.3/100
PM2.5 (fine particles):
Good
7.6/100
PM10 (coarse particles):
Good
2.6/100
NO2 (nitrogen dioxide):
Good
4.8/100
O3 (ozone):
Fair
35.3/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.8/100
PM1 (ultrafine particles):
Good
7.9/100
Pollen forecast in Holmestrand kommune
View pollen forecastFrequently Asked Questions
Is air quality bad in Holmestrand kommune right now?
On 16 July 2026, overall air quality in Holmestrand kommune is fair. AQI is the main air quality indicator at 32.2/100. Pollution peaks around 12:00 PM (O3: 32.2/100).
Will air quality be worse tomorrow in Holmestrand kommune?
On 17 July 2026, air quality conditions in Holmestrand kommune will be similar to today, with AQI forecast at fair at 35.3/100. Pollution peaks around 5:00 PM (O3: 35.3/100).
When is air pollution at its worst in Holmestrand kommune?
The main air quality concern in Holmestrand kommune arises when heavy commuter traffic coincides with calm winter weather, when farm machinery and traffic both add to emissions during the calmest winter spells. Once winds pick up again, conditions here usually clear quickly. The remainder of the year, Holmestrand kommune's air quality is typically unremarkable in a good way.
Are air quality levels in Holmestrand 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