Worst air pollution Northam, today and tomorrow
Today (16 July): Air quality in Northam is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (O3: 15.4/100).
Tomorrow (17 July 2026): Air quality in Northam is good. All pollutants stay as today. Pollution peaks around 12:00 AM (O3: 12.9/100). 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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Inland in the Avon Valley wheatbelt, Northam trades the coastal sea breezes of Perth for a drier, dustier profile shaped by surrounding grain and sheep country. Agricultural dust from ploughing, harvest, and dry paddocks is a recurring feature, particularly in late summer and autumn when soils are driest. Bushfire smoke is also a seasonal concern between December and March, sometimes settling in the valley on calmer days. Humidity stays low for most of the year, consistent with the broader Mediterranean climate of the southwest. Away from these episodes, Northam's air is generally clean, reflecting its low population density and rural setting.
Today - 16 July | Pollution peaks at 19:00
AQI:
Good
15.4/100
PM2.5 (fine particles):
Good
5.5/100
PM10 (coarse particles):
Good
1.9/100
NO2 (nitrogen dioxide):
Good
13.9/100
O3 (ozone):
Good
15.4/100
SO2 (sulfur dioxide):
Good
1.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
6.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 00:00
AQI:
Good
12.9/100
PM2.5 (fine particles):
Good
5.6/100
PM10 (coarse particles):
Good
2.0/100
NO2 (nitrogen dioxide):
Good
9.9/100
O3 (ozone):
Good
12.9/100
SO2 (sulfur dioxide):
Good
1.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.3/100
PM1 (ultrafine particles):
Good
4.5/100
Pollen forecast in Northam
View pollen forecastFrequently Asked Questions
Is air quality bad in Northam right now?
On 16 July 2026, overall air quality in Northam is good. AQI is the main air quality indicator at 15.4/100. Pollution peaks around 7:00 PM (O3: 15.4/100).
Will air quality be worse tomorrow in Northam?
On 17 July 2026, air quality conditions in Northam will be similar to today, with AQI forecast at good at 12.9/100. Pollution peaks around 12:00 AM (O3: 12.9/100).
When is air pollution at its worst in Northam?
Northam's worst air days tend to cluster around the December-to-March bushfire season, the one period that can override an otherwise clean profile. The rest of the calendar is usually untroubled, with sea breezes clearing the air. Timing outdoor activity around this window and checking daily readings helps limit exposure.
Are air quality levels in Northam 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.
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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