Worst air pollution Mount Lawley - Perth, today and tomorrow
Today (4 August): Air quality in Mount Lawley is fair. AQI and NO2 are fair; PM2.5, PM10, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 PM (NO2: 37.3/100).
Tomorrow (5 August 2026): Air quality in Mount Lawley is fair. AQI improves to medium; PM2.5 increases to fair; NO2 decreases to medium; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 7:00 PM (NO2: 40.8/100). 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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Mount Lawley sits a short distance inland from the Swan River in Perth's inner north-east, still capturing some sea-breeze ventilation but less consistently than suburbs directly on the water, so traffic along Guildford Road and Walcott Street is a more noticeable local air quality factor. There is no industry present. Bushfire smoke is a periodic summer risk from the Darling Range. Overall, background air quality here is generally good, moderated by proximity to busy commercial strips.
Today - 4 August | Pollution peaks at 23:00
AQI:
Fair
37.3/100
PM2.5 (fine particles):
Good
13.3/100
PM10 (coarse particles):
Good
4.3/100
NO2 (nitrogen dioxide):
Fair
37.3/100
O3 (ozone):
Good
17.8/100
SO2 (sulfur dioxide):
Good
7.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.1/100
PM1 (ultrafine particles):
Good
14.1/100
Levels show the poorest local air quality during the day
Tomorrow - 5 August | Pollution peaks at 19:00
AQI:
Medium
40.8/100
PM2.5 (fine particles):
Fair
23.0/100
PM10 (coarse particles):
Good
6.8/100
NO2 (nitrogen dioxide):
Medium
40.8/100
O3 (ozone):
Good
16.5/100
SO2 (sulfur dioxide):
Good
9.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.3/100
PM1 (ultrafine particles):
Fair
27.4/100
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Frequently Asked Questions
Is air quality bad in Mount Lawley right now?
On 4 August 2026, overall air quality in Mount Lawley is fair. AQI is the main air quality indicator at 37.3/100. Pollution peaks around 11:00 PM (NO2: 37.3/100).
Will air quality be worse tomorrow in Mount Lawley?
On 5 August 2026, air quality conditions in Mount Lawley will be similar to today, with PM1 forecast at fair at 27.4/100. Pollution peaks around 7:00 PM (NO2: 40.8/100).
When is air pollution at its worst in Mount Lawley?
Mount Lawley's air is generally clean year-round given Perth's dependable sea breeze pattern, but summer bushfire smoke, typically between December and March, is the main variable to expect. Being slightly further from the coast than beachside suburbs, it can hold onto smoke a little longer on very still, hot mornings before the afternoon breeze clears it. Winter and spring are usually trouble-free.
Are air quality levels in Mount Lawley 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