Worst air pollution Rānchi, today and tomorrow
Today (16 July): Air quality in Rānchi is poor. AQI, O3, and SO2 are poor; PM10 is fair; PM2.5, NO2, and PM1 are medium; CO and HCHO are good. Pollution peaks around 8:30 AM (SO2: 63.5/100).
Tomorrow (17 July 2026): Air quality in Rānchi is fair. AQI improves to medium; PM2.5 increases to fair; PM10 decreases to good; O3 decreases to fair; SO2 decreases to medium; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 10:30 PM (NO2: 54.5/100). 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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Rānchi's air quality reflects the Jharkhand Chota Nagpur Plateau's elevated position at 651 metres, with vehicle traffic on surrounding roads and the steel, mining, and government corridor contributing local sources. The elevated plateau position aids dispersal on most days, while the dry northeast monsoon concentrates emissions and Ranchi's mining and steel industrial character generally maintains moderate Indian central plateau mining capital readings throughout most of the year.
Today - 16 July | Pollution peaks at 08:30
AQI:
Poor
63.5/100
PM2.5 (fine particles):
Medium
47.0/100
PM10 (coarse particles):
Fair
29.4/100
NO2 (nitrogen dioxide):
Medium
55.4/100
O3 (ozone):
Poor
60.4/100
SO2 (sulfur dioxide):
Poor
63.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Medium
46.0/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 22:30
AQI:
Medium
54.5/100
PM2.5 (fine particles):
Fair
27.5/100
PM10 (coarse particles):
Good
7.9/100
NO2 (nitrogen dioxide):
Medium
54.5/100
O3 (ozone):
Fair
35.9/100
SO2 (sulfur dioxide):
Medium
49.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.5/100
PM1 (ultrafine particles):
Fair
33.6/100
Frequently Asked Questions
Is air quality bad in Rānchi right now?
On 16 July 2026, overall air quality in Rānchi is poor. AQI is the main air quality indicator at 63.5/100. Pollution peaks around 8:30 AM (SO2: 63.5/100).
Will air quality be worse tomorrow in Rānchi?
On 17 July 2026, air quality conditions in Rānchi will be better than today, with O3 forecast at fair at 35.9/100. Pollution peaks around 10:30 PM (NO2: 54.5/100).
When is air pollution at its worst in Rānchi?
Pollution in Rānchi typically rises when traffic on the surrounding roads, petrochemical and refining operations, along with mining operations combine, especially once dry spells bring strong winds. These wind events can carry dust in from the surrounding arid landscape. Rainfall through the monsoon usually keeps levels in check.
Are air quality levels in Rānchi 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