Worst air pollution Parramatta, today and tomorrow
Today (16 July): Air quality in Parramatta is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 15.2/100).
Tomorrow (17 July 2026): Air quality in Parramatta is good. All pollutants stay as today. Pollution peaks around 2:00 PM (O3: 15.3/100). 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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As Sydney's second CBD, Parramatta sits inland from the harbour in a basin that traps traffic emissions and summer heat, contributing to occasional ozone build-up on windless days. Its overall air quality profile mirrors greater Sydney's: generally good by international standards, punctuated by two recurring stress periods. Bushfire smoke can blanket the city during dry summers when fires burn in surrounding ranges, while dense urban traffic and construction dust add a steady background load. Cooler months bring calmer, cleaner conditions overall, though temperature inversions occasionally hold pollutants closer to the ground overnight.
Today - 16 July | Pollution peaks at 14:00
AQI:
Good
15.2/100
PM2.5 (fine particles):
Good
8.9/100
PM10 (coarse particles):
Good
3.4/100
NO2 (nitrogen dioxide):
Good
7.3/100
O3 (ozone):
Good
15.2/100
SO2 (sulfur dioxide):
Good
2.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
4.8/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Good
15.3/100
PM2.5 (fine particles):
Good
7.7/100
PM10 (coarse particles):
Good
2.4/100
NO2 (nitrogen dioxide):
Good
14.3/100
O3 (ozone):
Good
15.3/100
SO2 (sulfur dioxide):
Good
2.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.0/100
PM1 (ultrafine particles):
Good
8.7/100
Frequently Asked Questions
Is air quality bad in Parramatta right now?
On 16 July 2026, overall air quality in Parramatta is good. AQI is the main air quality indicator at 15.2/100. Pollution peaks around 2:00 PM (O3: 15.2/100).
Will air quality be worse tomorrow in Parramatta?
On 17 July 2026, air quality conditions in Parramatta will be similar to today, with AQI forecast at good at 15.3/100. Pollution peaks around 2:00 PM (O3: 15.3/100).
When is air pollution at its worst in Parramatta?
Parramatta's worst air days tend to cluster around hot, dry summer stretches (December-March), when bushfire smoke is the dominant risk. Winter brings a quieter risk too: wood-heater smoke pooling on cold, still nights. Sensitive groups should watch forecasts during that period rather than assume year-round conditions apply.
Are air quality levels in Parramatta 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 Australia?
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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