Worst air pollution Germiston, today and tomorrow
Today (9 August): Air quality in Germiston is poor. AQI, PM2.5, SO2, HCHO, and PM1 are poor; PM10 is fair; NO2 and O3 are medium; CO is good. Pollution peaks around 2:00 AM (SO2: 70.6/100).
Tomorrow (10 August 2026): Air quality in Germiston is fair. AQI improves to fair; PM2.5 decreases to fair; PM10 decreases to good; NO2 increases to fair; O3 increases to fair; SO2 decreases to fair; HCHO decreases to fair; PM1 decreases to fair; all other pollutants stay as today. Pollution peaks around 9:00 AM (SO2: 38.5/100). Airmine updates local air quality forecasts four times daily.
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Germiston's air quality faces serious challenges as part of the East Rand industrial core in greater Johannesburg, with the Germiston gold refinery complex, chemical plants, and heavy vehicle traffic on the N3 and N17 highways generating elevated PM2.5, SO₂, and heavy metals. Winter Highveld temperature inversions concentrate industrial and vehicle emissions across the East Rand corridor, making Germiston one of the Gauteng metropolitan area's more persistently polluted municipalities throughout the dry season.
Today - 9 August | Pollution peaks at 02:00
AQI:
Poor
70.6/100
PM2.5 (fine particles):
Poor
60.8/100
PM10 (coarse particles):
Fair
33.5/100
NO2 (nitrogen dioxide):
Medium
50.8/100
O3 (ozone):
Medium
59.8/100
SO2 (sulfur dioxide):
Poor
70.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Poor
68.2/100
PM1 (ultrafine particles):
Poor
70.4/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 09:00
AQI:
Fair
38.5/100
PM2.5 (fine particles):
Fair
28.3/100
PM10 (coarse particles):
Good
8.0/100
NO2 (nitrogen dioxide):
Fair
24.6/100
O3 (ozone):
Fair
29.2/100
SO2 (sulfur dioxide):
Fair
38.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Fair
26.8/100
PM1 (ultrafine particles):
Fair
35.1/100
Pollen forecast in Germiston
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Frequently Asked Questions
Is air quality bad in Germiston right now?
On 9 August 2026, overall air quality in Germiston is poor. AQI is the main air quality indicator at 70.6/100. Pollution peaks around 2:00 AM (SO2: 70.6/100).
Will air quality be worse tomorrow in Germiston?
On 10 August 2026, air quality conditions in Germiston will be better than today, with AQI forecast at fair at 38.5/100. Pollution peaks around 9:00 AM (SO2: 38.5/100).
When is air pollution at its worst in Germiston?
Air quality at Germiston is most likely to dip during the dry winter months from May to August, when temperature inversions trap vehicle and household emissions close to the ground on still mornings. Conditions improve markedly once the summer rains arrive from November, as stronger winds and regular thunderstorms clear the plateau air for the rest of the season.
Are air quality levels in Germiston 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: 9 August 2026 at 20:27 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.
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