Worst air pollution Herăstrău - Bucharest, today and tomorrow
Today (16 July): Air quality in Herăstrău is fair. PM2.5, NO2, HCHO, and PM1 are fair; AQI and O3 are medium; PM10, SO2, and CO are good. Pollution peaks around 4:00 PM (O3: 57.3/100).
Tomorrow (17 July 2026): Air quality in Herăstrău is fair. PM2.5 decreases to good; NO2 decreases to good; PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 5:00 PM (O3: 46.7/100). 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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Herăstrău shares Bucharest's broader air quality pattern, driven mainly by vehicle traffic and local street-level emissions, though its own density and layout add some local variation.
Today - 16 July | Pollution peaks at 16:00
AQI:
Medium
57.3/100
PM2.5 (fine particles):
Fair
21.4/100
PM10 (coarse particles):
Good
5.8/100
NO2 (nitrogen dioxide):
Fair
26.6/100
O3 (ozone):
Medium
57.3/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Fair
31.5/100
PM1 (ultrafine particles):
Fair
27.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 17:00
AQI:
Medium
46.7/100
PM2.5 (fine particles):
Good
12.2/100
PM10 (coarse particles):
Good
3.3/100
NO2 (nitrogen dioxide):
Good
19.7/100
O3 (ozone):
Medium
46.7/100
SO2 (sulfur dioxide):
Good
1.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Fair
24.8/100
PM1 (ultrafine particles):
Good
17.0/100
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Frequently Asked Questions
Is air quality bad in Herăstrău right now?
On 16 July 2026, overall air quality in Herăstrău is fair. HCHO is the main pollutant at 31.5/100. Pollution peaks around 4:00 PM (O3: 57.3/100).
Will air quality be worse tomorrow in Herăstrău?
On 17 July 2026, air quality conditions in Herăstrău will be similar to today, with HCHO forecast at fair at 24.8/100. Pollution peaks around 5:00 PM (O3: 46.7/100).
When is air pollution at its worst in Herăstrău?
People in Herăstrău tend to notice worse air when oak and birch pollen is high or because of vehicle traffic and local street-level emissions, following the same pattern as Bucharest overall; clearer conditions usually return once the weather shifts.
Are air quality levels in Herăstrău 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 Romania?
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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