Worst air pollution Veliko Tarnovo, today and tomorrow
Today (16 July): Air quality in Veliko Tarnovo is poor. AQI and NO2 are poor; O3, HCHO, and PM1 are fair; PM2.5, PM10, SO2, and CO are good. Pollution peaks around 5:00 AM (NO2: 64.6/100).
Tomorrow (17 July 2026): Air quality in Veliko Tarnovo is poor. PM2.5 increases to fair; HCHO decreases to good; all other pollutants stay as today. Pollution peaks around 3:00 AM (NO2: 66.2/100). 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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Veliko Tarnovo's air quality reflects the Yantra river canyon in the Bulgarian central highlands, with vehicle traffic on the E772 and the surrounding manufacturing and university operations contributing local sources. The canyon's dramatic topographic enclosure creates concentration under calm conditions, while the surrounding Balkan mountain ridgelines provide clean air on northerly wind days and winter temperature inversions concentrate heating and vehicle emissions throughout the historic Bulgarian capital.
Today - 16 July | Pollution peaks at 05:00
AQI:
Poor
64.6/100
PM2.5 (fine particles):
Good
16.6/100
PM10 (coarse particles):
Good
4.8/100
NO2 (nitrogen dioxide):
Poor
64.6/100
O3 (ozone):
Fair
35.1/100
SO2 (sulfur dioxide):
Good
13.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Fair
20.5/100
PM1 (ultrafine particles):
Fair
21.6/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 03:00
AQI:
Poor
66.2/100
PM2.5 (fine particles):
Fair
21.8/100
PM10 (coarse particles):
Good
6.3/100
NO2 (nitrogen dioxide):
Poor
66.2/100
O3 (ozone):
Fair
39.8/100
SO2 (sulfur dioxide):
Good
15.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
13.2/100
PM1 (ultrafine particles):
Fair
27.1/100
Pollen forecast in Veliko Tarnovo
View pollen forecastFrequently Asked Questions
Is air quality bad in Veliko Tarnovo right now?
On 16 July 2026, overall air quality in Veliko Tarnovo is poor. AQI is the main air quality indicator at 64.6/100. Pollution peaks around 5:00 AM (NO2: 64.6/100).
Will air quality be worse tomorrow in Veliko Tarnovo?
On 17 July 2026, air quality conditions in Veliko Tarnovo will be similar to today, with AQI forecast at poor at 66.2/100. Pollution peaks around 3:00 AM (NO2: 66.2/100).
When is air pollution at its worst in Veliko Tarnovo?
The most noticeable dips in Veliko Tarnovo's air quality come when local combined tree and grass pollen peaks, or because of vehicle traffic on the E772 and the local manufacturing and university operations; things typically settle down again once the weather pattern shifts.
Are air quality levels in Veliko Tarnovo 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