Worst air pollution Vaucluse - Sydney, today and tomorrow

Today (4 August): Air quality in Vaucluse is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (NO2: 17.8/100).
Tomorrow (5 August 2026): Air quality in Vaucluse is good. All pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 17.7/100). 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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Vaucluse sits on exposed ocean cliffs in Sydney's eastern suburbs, a highly ventilated position where near-constant sea breezes off the Tasman keep background air quality excellent for an inner-city area. Traffic is light, confined mostly to local residential streets rather than through-routes. There is no industry here. Bushfire smoke is a periodic summer risk from more distant hinterland bushland, though the suburb's exposed, low-vegetation clifftop setting limits local fire risk. Overall, this is one of Sydney's cleanest-air suburbs.

Today - 4 August | Pollution peaks at 19:00

AQI:

Good

17.8/100

PM2.5 (fine particles):

Good

6.4/100

PM10 (coarse particles):

Good

1.7/100

NO2 (nitrogen dioxide):

Good

17.8/100

O3 (ozone):

Good

17.1/100

SO2 (sulfur dioxide):

Good

5.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.0/100

PM1 (ultrafine particles):

Good

9.3/100

Levels show the poorest local air quality during the day

Tomorrow - 5 August | Pollution peaks at 23:00

AQI:

Good

17.7/100

PM2.5 (fine particles):

Good

6.3/100

PM10 (coarse particles):

Good

1.7/100

NO2 (nitrogen dioxide):

Good

17.7/100

O3 (ozone):

Good

16.1/100

SO2 (sulfur dioxide):

Good

3.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

3.4/100

PM1 (ultrafine particles):

Good

8.8/100

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Frequently Asked Questions

Is air quality bad in Vaucluse right now?

On 4 August 2026, overall air quality in Vaucluse is good. AQI is the main air quality indicator at 17.8/100. Pollution peaks around 7:00 PM (NO2: 17.8/100).

Will air quality be worse tomorrow in Vaucluse?

On 5 August 2026, air quality conditions in Vaucluse will be similar to today, with AQI forecast at good at 17.7/100. Pollution peaks around 11:00 PM (NO2: 17.7/100).

When is air pollution at its worst in Vaucluse?

Perched on Sydney's eastern headland, Vaucluse enjoys near-constant sea breezes that keep air quality high for most of the year. The chief exception is summer bushfire smoke (December–March), which can occasionally reach even this exposed position on strong northwesterly wind events. Outside fire season, expect some of the cleanest air in the city.

Are air quality levels in Vaucluse 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