Worst air pollution Yale University Campus - New Haven, today and tomorrow
Today (26 August): Air quality in Yale University Campus is fair. AQI, PM2.5, and O3 are fair; PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 33.1/100).
Tomorrow (27 August 2026): Air quality in Yale University Campus is fair. PM2.5 decreases to good; all other pollutants stay as today. Pollution peaks around 9:00 AM (O3: 33.0/100). Airmine updates local air quality forecasts four times daily.
Get the full experience in the Airmine app.
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.
New Haven's Yale University Campus air quality benefits from the extensive campus greenspace and collegiate Gothic courtyards providing natural filtration against the surrounding New Haven urban development. Vehicle traffic on the surrounding Chapel Street and Elm Street corridors contribute local sources, while the campus's mature tree canopy and green quadrangles generally maintain better conditions than the surrounding dense commercial corridors and the Long Island Sound coastal influence provides background maritime ventilation.
Today - 26 August | Pollution peaks at 08:00
AQI:
Fair
33.1/100
PM2.5 (fine particles):
Fair
20.1/100
PM10 (coarse particles):
Good
16.2/100
NO2 (nitrogen dioxide):
Good
10.1/100
O3 (ozone):
Fair
33.1/100
SO2 (sulfur dioxide):
Good
1.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.4/100
PM1 (ultrafine particles):
Good
7.7/100
Levels show the poorest local air quality during the day
Tomorrow - 27 August | Pollution peaks at 09:00
AQI:
Fair
33.0/100
PM2.5 (fine particles):
Good
17.6/100
PM10 (coarse particles):
Good
13.6/100
NO2 (nitrogen dioxide):
Good
16.2/100
O3 (ozone):
Fair
33.0/100
SO2 (sulfur dioxide):
Good
1.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.1/100
PM1 (ultrafine particles):
Good
8.8/100
Other Landmarks in New Haven
Sports venues in New Haven
Frequently Asked Questions
Is air quality bad in Yale University Campus right now?
On 26 August 2026, overall air quality in Yale University Campus is fair. AQI is the main air quality indicator at 33.1/100. Pollution peaks around 8:00 AM (O3: 33.1/100).
Will air quality be worse tomorrow in Yale University Campus?
On 27 August 2026, air quality conditions in Yale University Campus will be similar to today, with AQI forecast at fair at 33.0/100. Pollution peaks around 9:00 AM (O3: 33.0/100).
When is air pollution at its worst in Yale University Campus?
Yale University Campus experiences the same seasonal air quality swings as the rest of New Haven, as spring and autumn generally bring the cleanest air, helped by more active weather patterns; by contrast, the combination of local heat and imported regional haze peaks during summer. Coastal sea breezes can offer some relief from inland summer ozone buildup.
Are air quality levels in Yale University Campus 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 United States?
Check air quality in other popular cities:
Data provided by Airmine — Last update: 27 August 2026 at 04:00 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.
Get the full experience in the Airmine app.