Worst air pollution Bondi Junction - Sydney, today and tomorrow
Today (4 August): Air quality in Bondi Junction is fair. AQI and NO2 are fair; PM2.5, PM10, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (NO2: 21.6/100).
Tomorrow (5 August 2026): Air quality in Bondi Junction is fair. All pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 21.5/100). 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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Just inland from the beach that shares its name, Bondi Junction is a different animal entirely: a busy commercial and transport interchange where buses, trains and constant traffic converge around a major shopping centre. Sitting in a valley behind the coastal ridge, it misses much of the direct sea breeze that keeps Bondi Beach itself so well ventilated, so exhaust fumes can build up more noticeably here. Expect the general Sydney seasonal pattern of winter wood smoke and summer bushfire haze layered on top of this everyday traffic load.
Today - 4 August | Pollution peaks at 19:00
AQI:
Fair
21.6/100
PM2.5 (fine particles):
Good
6.7/100
PM10 (coarse particles):
Good
1.8/100
NO2 (nitrogen dioxide):
Fair
21.6/100
O3 (ozone):
Good
17.1/100
SO2 (sulfur dioxide):
Good
6.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
9.6/100
Levels show the poorest local air quality during the day
Tomorrow - 5 August | Pollution peaks at 23:00
AQI:
Fair
21.5/100
PM2.5 (fine particles):
Good
6.5/100
PM10 (coarse particles):
Good
1.8/100
NO2 (nitrogen dioxide):
Fair
21.5/100
O3 (ozone):
Good
16.1/100
SO2 (sulfur dioxide):
Good
4.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.4/100
PM1 (ultrafine particles):
Good
9.1/100
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Frequently Asked Questions
Is air quality bad in Bondi Junction right now?
On 4 August 2026, overall air quality in Bondi Junction is fair. AQI is the main air quality indicator at 21.6/100. Pollution peaks around 7:00 PM (NO2: 21.6/100).
Will air quality be worse tomorrow in Bondi Junction?
On 5 August 2026, air quality conditions in Bondi Junction will be similar to today, with AQI forecast at fair at 21.5/100. Pollution peaks around 11:00 PM (NO2: 21.5/100).
When is air pollution at its worst in Bondi Junction?
This pocket of Sydney follows the broader city pattern, worst during the peak of summer, when bushfires send smoke haze through during dry, windy spells. Winter brings a quieter risk too: wood-heater smoke pooling on cold, still nights. Timing outdoor activity around this window and checking daily readings helps limit exposure.
Are air quality levels in Bondi Junction 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: 4 August 2026 at 16:38 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.
For long term forecasts and maps, see the Airmine app