Worst air pollution Buda Castle - Budapest, today and tomorrow
Today (16 July): Air quality in Buda Castle is fair. NO2 and PM1 are fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 4:00 PM (O3: 52.4/100).
Tomorrow (17 July 2026): Air quality in Buda Castle is poor. AQI worsens to poor; O3 increases to poor; PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 4:00 PM (O3: 60.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Buda Castle's air quality, as part of Budapest, is shaped by vehicle traffic and visitor footfall around the landmark, layered on top of the wider Budapest pattern. Local conditions here can differ somewhat from other parts of the city depending on traffic flow and building density.
Today - 16 July | Pollution peaks at 16:00
AQI:
Medium
52.4/100
PM2.5 (fine particles):
Good
18.5/100
PM10 (coarse particles):
Good
7.3/100
NO2 (nitrogen dioxide):
Fair
26.3/100
O3 (ozone):
Medium
52.4/100
SO2 (sulfur dioxide):
Good
2.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
16.1/100
PM1 (ultrafine particles):
Fair
22.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 16:00
AQI:
Poor
60.0/100
PM2.5 (fine particles):
Good
12.3/100
PM10 (coarse particles):
Good
3.9/100
NO2 (nitrogen dioxide):
Fair
27.3/100
O3 (ozone):
Poor
60.0/100
SO2 (sulfur dioxide):
Good
2.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
15.3/100
PM1 (ultrafine particles):
Good
16.1/100
Other Landmarks in Budapest
Sports venues in Budapest
Frequently Asked Questions
Is air quality bad in Buda Castle right now?
On 16 July 2026, overall air quality in Buda Castle is fair. NO2 is the main pollutant at 26.3/100. Pollution peaks around 4:00 PM (O3: 52.4/100).
Will air quality be worse tomorrow in Buda Castle?
On 17 July 2026, air quality conditions in Buda Castle will be worse than today, with AQI forecast at poor at 60.0/100. Pollution peaks around 4:00 PM (O3: 60.0/100).
When is air pollution at its worst in Buda Castle?
People in Buda Castle tend to notice worse air when birch and hornbeam pollen is high or because of vehicle traffic and visitor footfall around the landmark, following the same pattern as Budapest overall; clearer conditions usually return once the weather shifts.
Are air quality levels in Buda Castle 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 Hungary?
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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