Worst air pollution Bayfield, today and tomorrow
Today (16 July): Air quality in Bayfield is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 AM (O3: 48.7/100).
Tomorrow (17 July 2026): Air quality in Bayfield is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 10:00 AM (O3: 34.1/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Bayfield's air quality is shaped largely by Lake Superior breeze; lake winds keep air quality consistently excellent. Overall, Bayfield sees air quality that tracks fairly closely with typical conditions for its wider region. As with most US destinations, conditions here are best understood by season rather than by a single yearly average.
Today - 16 July | Pollution peaks at 05:00
AQI:
Medium
48.7/100
PM2.5 (fine particles):
Good
16.0/100
PM10 (coarse particles):
Good
5.8/100
NO2 (nitrogen dioxide):
Fair
34.0/100
O3 (ozone):
Medium
48.7/100
SO2 (sulfur dioxide):
Good
3.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.4/100
PM1 (ultrafine particles):
Good
18.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 10:00
AQI:
Fair
34.1/100
PM2.5 (fine particles):
Good
10.5/100
PM10 (coarse particles):
Good
3.2/100
NO2 (nitrogen dioxide):
Fair
29.8/100
O3 (ozone):
Fair
34.1/100
SO2 (sulfur dioxide):
Good
2.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.0/100
PM1 (ultrafine particles):
Good
12.9/100
Pollen forecast in Bayfield
View pollen forecastFrequently Asked Questions
Is air quality bad in Bayfield right now?
On 16 July 2026, overall air quality in Bayfield is fair. NO2 is the main pollutant at 34.0/100. Pollution peaks around 5:00 AM (O3: 48.7/100).
Will air quality be worse tomorrow in Bayfield?
On 17 July 2026, air quality conditions in Bayfield will be similar to today, with AQI forecast at fair at 34.1/100. Pollution peaks around 10:00 AM (O3: 34.1/100).
When is air pollution at its worst in Bayfield?
Bayfield sees air quality change through the year. Typically, spring and autumn tend to bring the cleanest, most stable air, while summer heat waves are the main driver of poor air quality, as ozone builds under stagnant, humid conditions. Lake-effect winds can help clear the air on many days near the Great Lakes shoreline.
Are air quality levels in Bayfield 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 United States?
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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