Worst air pollution Grimstad, today and tomorrow
Today (16 July): Air quality in Grimstad is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 31.6/100).
Tomorrow (17 July 2026): Air quality in Grimstad is fair. All pollutants stay as today. Pollution peaks around 3:00 PM (O3: 31.7/100). 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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Grimstad's small-town coastal setting benefits from consistent onshore breezes off the Skagerrak, with university-term traffic and the E18 corridor as the main localized contributors to air quality.
Today - 16 July | Pollution peaks at 17:00
AQI:
Fair
31.6/100
PM2.5 (fine particles):
Good
17.2/100
PM10 (coarse particles):
Good
5.9/100
NO2 (nitrogen dioxide):
Fair
29.5/100
O3 (ozone):
Fair
31.6/100
SO2 (sulfur dioxide):
Good
4.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
10.4/100
PM1 (ultrafine particles):
Good
16.6/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 15:00
AQI:
Fair
31.7/100
PM2.5 (fine particles):
Good
15.2/100
PM10 (coarse particles):
Good
5.5/100
NO2 (nitrogen dioxide):
Fair
30.0/100
O3 (ozone):
Fair
31.7/100
SO2 (sulfur dioxide):
Good
6.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Good
15.2/100
Pollen forecast in Grimstad
View pollen forecastFrequently Asked Questions
Is air quality bad in Grimstad right now?
On 16 July 2026, overall air quality in Grimstad is fair. AQI is the main air quality indicator at 31.6/100. Pollution peaks around 5:00 PM (O3: 31.6/100).
Will air quality be worse tomorrow in Grimstad?
On 17 July 2026, air quality conditions in Grimstad will be similar to today, with AQI forecast at fair at 31.7/100. Pollution peaks around 3:00 PM (O3: 31.7/100).
When is air pollution at its worst in Grimstad?
The main air quality concern in Grimstad arises during the spring pollen peak, when a lull in the usual sea breeze can let pollen levels build up. The sheltered but breezy coastal setting generally limits how long any dip lasts. The remainder of the year, Grimstad's air quality is typically unremarkable in a good way.
Are air quality levels in Grimstad 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?
Check air quality in other popular cities:
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