Worst air pollution Södermalm - Stockholm, today and tomorrow
Today (30 August): Air quality in Södermalm is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 29.1/100).
Tomorrow (31 August 2026): Air quality in Södermalm is fair. All pollutants stay as today. Pollution peaks around 5:00 PM (O3: 26.3/100). Airmine updates local air quality forecasts four times daily.
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Stockholm's Södermalm records moderate Stockholm air quality in this characterful southern island district, with Götgatan and Hornsgatan traffic contributing to local emissions at typical inner Stockholm levels. The Riddarfjärden waterfront to the north and the open Hammarbykanalen to the south provide limited ventilation corridors, while the island topography creates some variation between hilltop and valley street levels.
Today - 30 August | Pollution peaks at 14:00
AQI:
Fair
29.1/100
PM2.5 (fine particles):
Good
7.3/100
PM10 (coarse particles):
Good
2.6/100
NO2 (nitrogen dioxide):
Good
7.0/100
O3 (ozone):
Fair
29.1/100
SO2 (sulfur dioxide):
Good
0.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.4/100
PM1 (ultrafine particles):
Good
7.1/100
Levels show the poorest local air quality during the day
Tomorrow - 31 August | Pollution peaks at 17:00
AQI:
Fair
26.3/100
PM2.5 (fine particles):
Good
3.5/100
PM10 (coarse particles):
Good
1.2/100
NO2 (nitrogen dioxide):
Good
8.4/100
O3 (ozone):
Fair
26.3/100
SO2 (sulfur dioxide):
Good
0.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
3.2/100
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Frequently Asked Questions
Is air quality bad in Södermalm right now?
On 30 August 2026, overall air quality in Södermalm is fair. AQI is the main air quality indicator at 29.1/100. Pollution peaks around 2:00 PM (O3: 29.1/100).
Will air quality be worse tomorrow in Södermalm?
On 31 August 2026, air quality conditions in Södermalm will be similar to today, with AQI forecast at fair at 26.3/100. Pollution peaks around 5:00 PM (O3: 26.3/100).
When is air pollution at its worst in Södermalm?
How do the seasons affect air quality in Södermalm? Winter is generally when local emissions build up most, since cold, stagnant air limits how quickly wood-smoke and exhaust clear. From spring onward, increasing wind and precipitation generally break up the stagnant conditions that caused winter dips. Most of the year's best readings occur in summer, with only rare hot, calm days causing a temporary rise in ground-level ozone. The transition into autumn typically brings a slow return of the wood-smoke and calm-air conditions that peak in winter. This pattern reflects a fairly classic central Swedish climate, with clear seasonal transitions.
Are air quality levels in Södermalm 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.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 30 August 2026 at 14:32 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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