Worst air pollution Galena, today and tomorrow
Today (16 July): Air quality in Galena is fair. AQI, PM2.5, NO2, and O3 are fair; PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 PM (NO2: 37.4/100).
Tomorrow (17 July 2026): Air quality in Galena is fair. All pollutants stay as today. Pollution peaks around 12:00 AM (NO2: 39.6/100). 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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Air quality in Galena is driven mostly by continental Midwest summer humidity — hilly, wooded terrain generally keeps regional air quality favorable. Day-to-day conditions in Galena can still vary with local weather, wind direction, and time of year. Local topography and prevailing winds both play a role in how quickly conditions change.
Today - 16 July | Pollution peaks at 23:00
AQI:
Fair
37.4/100
PM2.5 (fine particles):
Fair
24.3/100
PM10 (coarse particles):
Good
20.0/100
NO2 (nitrogen dioxide):
Fair
37.4/100
O3 (ozone):
Fair
36.3/100
SO2 (sulfur dioxide):
Good
6.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.4/100
PM1 (ultrafine particles):
Good
11.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 00:00
AQI:
Fair
39.6/100
PM2.5 (fine particles):
Fair
20.5/100
PM10 (coarse particles):
Good
16.7/100
NO2 (nitrogen dioxide):
Fair
39.6/100
O3 (ozone):
Fair
38.8/100
SO2 (sulfur dioxide):
Good
7.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.0/100
PM1 (ultrafine particles):
Good
12.2/100
Pollen forecast in Galena
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Galena
Frequently Asked Questions
Is air quality bad in Galena right now?
On 16 July 2026, overall air quality in Galena is fair. AQI is the main air quality indicator at 37.4/100. Pollution peaks around 11:00 PM (NO2: 37.4/100).
Will air quality be worse tomorrow in Galena?
On 17 July 2026, air quality conditions in Galena will be similar to today, with AQI forecast at fair at 39.6/100. Pollution peaks around 12:00 AM (NO2: 39.6/100).
When is air pollution at its worst in Galena?
Galena's air quality follows a clear seasonal pattern. In short, the cleanest stretches usually come in spring and fall, between the summer ozone season and the calmer winter pollution episodes, whereas prolonged summer heat waves are when air quality most often dips into unhealthy territory. Lake-effect winds can help clear the air on many days near the Great Lakes shoreline.
Are air quality levels in Galena 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