Worst air pollution Hāora, today and tomorrow
Today (9 August): Air quality in Hāora is fair. AQI, PM2.5, NO2, O3, SO2, and PM1 are fair; PM10, CO, and HCHO are good. Pollution peaks around 11:30 PM (NO2: 37.8/100).
Tomorrow (10 August 2026): Air quality in Hāora is fair. AQI improves to medium; NO2 decreases to medium; O3 decreases to medium; SO2 decreases to medium; PM1 decreases to medium; all other pollutants stay as today. Pollution peaks around 10:30 PM (NO2: 56.1/100). 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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Hāora's air quality reflects the greater Kolkata metropolitan area's western Hooghly River bank position, with vehicle traffic on surrounding roads and the jute, manufacturing, and dense urban industrial corridor generating elevated PM2.5 and NOₓ. The Bay of Bengal monsoon provides wet season cleansing, while the dry winter northeast monsoon concentrates the extraordinary industrial corridor's emissions and Howrah generally maintains among eastern India's more persistently industrial corridor-influenced urban environments throughout the dry season.
Today - 9 August | Pollution peaks at 23:30
AQI:
Fair
37.8/100
PM2.5 (fine particles):
Fair
20.8/100
PM10 (coarse particles):
Good
6.3/100
NO2 (nitrogen dioxide):
Fair
37.8/100
O3 (ozone):
Fair
27.1/100
SO2 (sulfur dioxide):
Fair
27.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.2/100
PM1 (ultrafine particles):
Fair
24.3/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 22:30
AQI:
Medium
56.1/100
PM2.5 (fine particles):
Fair
37.0/100
PM10 (coarse particles):
Good
10.8/100
NO2 (nitrogen dioxide):
Medium
56.1/100
O3 (ozone):
Medium
44.2/100
SO2 (sulfur dioxide):
Medium
45.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
11.4/100
PM1 (ultrafine particles):
Medium
41.4/100
Frequently Asked Questions
Is air quality bad in Hāora right now?
On 9 August 2026, overall air quality in Hāora is fair. AQI is the main air quality indicator at 37.8/100. Pollution peaks around 11:30 PM (NO2: 37.8/100).
Will air quality be worse tomorrow in Hāora?
On 10 August 2026, air quality conditions in Hāora will be similar to today, with PM2.5 forecast at fair at 37.0/100. Pollution peaks around 10:30 PM (NO2: 56.1/100).
When is air pollution at its worst in Hāora?
In Hāora, road traffic together with light manufacturing are the main local sources, with conditions worsening when dry, windy weather picks up. Dust carried on these winds adds substantially to particulate levels. Rains during the wetter months typically wash pollutants out of the air.
Are air quality levels in Hāora 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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