Worst air pollution Houghton, today and tomorrow
Today (9 August): Air quality in Houghton is fair. PM2.5 and O3 are fair; AQI and NO2 are medium; PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 AM (NO2: 44.0/100).
Tomorrow (10 August 2026): Air quality in Houghton is fair. AQI worsens to fair; PM2.5 decreases to good; NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 1:00 AM (NO2: 32.9/100). 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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Houghton's air quality is shaped largely by Lake Superior breeze; remote setting keeps air quality among the cleanest in the region. Day-to-day conditions in Houghton can still vary with local weather, wind direction, and time of year. Visitors and residents alike tend to notice the clearest air outside the warmest summer weeks.
Today - 9 August | Pollution peaks at 01:00
AQI:
Medium
44.0/100
PM2.5 (fine particles):
Fair
24.0/100
PM10 (coarse particles):
Good
19.1/100
NO2 (nitrogen dioxide):
Medium
44.0/100
O3 (ozone):
Fair
38.0/100
SO2 (sulfur dioxide):
Good
7.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.2/100
PM1 (ultrafine particles):
Good
13.9/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 01:00
AQI:
Fair
32.9/100
PM2.5 (fine particles):
Good
16.9/100
PM10 (coarse particles):
Good
12.1/100
NO2 (nitrogen dioxide):
Fair
32.9/100
O3 (ozone):
Fair
27.3/100
SO2 (sulfur dioxide):
Good
8.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.9/100
PM1 (ultrafine particles):
Good
10.1/100
Pollen forecast in Houghton
View pollen forecastFrequently Asked Questions
Is air quality bad in Houghton right now?
On 9 August 2026, overall air quality in Houghton is fair. O3 is the main pollutant at 38.0/100. Pollution peaks around 1:00 AM (NO2: 44.0/100).
Will air quality be worse tomorrow in Houghton?
On 10 August 2026, air quality conditions in Houghton will be similar to today, with AQI forecast at fair at 32.9/100. Pollution peaks around 1:00 AM (NO2: 32.9/100).
When is air pollution at its worst in Houghton?
Houghton experiences a distinct seasonal swing in air quality: the mildest, cleanest weather usually falls in spring and autumn, but 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 Houghton 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: 9 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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