Worst air pollution Salo, today and tomorrow
Today (18 August): No significant air pollution is forecast for Salo.
Tomorrow (19 August 2026): There is not enough air quality data to compare with today. 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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Salo's air quality is excellent by European standards, with Finland's interior lake and boreal forest airflows providing outstanding natural ventilation in this Häme lakeside city. Vehicle traffic on the E18 motorway and surrounding manufacturing operations contribute local sources, while wood-burning stoves during the long cold winters add seasonal PM2.5 and the surrounding Finnish lake and forest landscape generally maintains excellent conditions throughout most of the year.
AQI:
None
PM2.5 (fine particles):
None
PM10 (coarse particles):
None
NO2 (nitrogen dioxide):
None
O3 (ozone):
None
SO2 (sulfur dioxide):
None
CO (carbon monoxide):
None
HCHO (formaldehyde):
None
PM1 (ultrafine particles):
None
Levels show the poorest local air quality during the day
Tomorrow - 19 August
AQI:
None
PM2.5 (fine particles):
None
PM10 (coarse particles):
None
NO2 (nitrogen dioxide):
None
O3 (ozone):
None
SO2 (sulfur dioxide):
None
CO (carbon monoxide):
None
HCHO (formaldehyde):
None
PM1 (ultrafine particles):
None
Pollen forecast in Salo
View pollen forecastFrequently Asked Questions
Is air quality bad in Salo right now?
Currently, air quality data for Salo is limited for the current forecast period.
Will air quality be worse tomorrow in Salo?
On 19 August 2026, air quality conditions in Salo will be similar to today with no significant pollutant forecast available.
When is air pollution at its worst in Salo?
You're most likely to notice worse air in Salo when oak and alder pollen peaks, or due to vehicle traffic on the E18 motorway and surrounding manufacturing operations; outside of those periods, conditions here remain among the more favourable in the region.
Are air quality levels in Salo 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.
Want to see air quality forecasts for other cities in Finland?
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Data provided by Airmine — Last update: 18 August 2026 at 20:27 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.
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