Worst air pollution Houghton Golf Club - Johannesburg, today and tomorrow
Today (20 September): Air quality in Houghton Golf Club is poor. AQI and NO2 are poor; PM2.5, SO2, and PM1 are moderate; PM10, O3, and HCHO are fair; CO is good. Pollution peaks around 7:00 PM (NO2: 64.3/100).
Tomorrow (21 September 2026): Air quality in Houghton Golf Club is very poor. AQI worsens to very poor; PM2.5 increases to poor; PM10 increases to moderate; NO2 increases to very poor; SO2 increases to poor; HCHO increases to poor; PM1 increases to very poor; all other pollutants stay as today. Pollution peaks around 7:00 PM (NO2: 100/100). Airmine updates local air quality forecasts four times daily.
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At Houghton Golf Club, vehicle traffic and government, finance, and commercial operations are the dominant local sources shaping air quality on the Highveld plateau. Calm winter mornings allow emissions to build up under a low inversion layer, while the arrival of summer rains and stronger winds generally restores clearer conditions. Similar patterns show up in most Highveld towns of a similar size.
Today - 20 September | Pollution peaks at 19:00
AQI:
Poor
64.3/100
PM2.5 (fine particles):
Moderate
43.3/100
PM10 (coarse particles):
Fair
28.1/100
NO2 (nitrogen dioxide):
Poor
64.3/100
O3 (ozone):
Fair
28.7/100
SO2 (sulfur dioxide):
Moderate
40.8/100
CO (carbon monoxide):
Good
1.7/100
HCHO (formaldehyde):
Fair
38.5/100
PM1 (ultrafine particles):
Moderate
50.4/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 19:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Poor
77.8/100
PM10 (coarse particles):
Moderate
59.0/100
NO2 (nitrogen dioxide):
Very poor
100/100
O3 (ozone):
Fair
31.7/100
SO2 (sulfur dioxide):
Poor
62.9/100
CO (carbon monoxide):
Good
5.4/100
HCHO (formaldehyde):
Poor
70.3/100
PM1 (ultrafine particles):
Very poor
97.8/100
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Frequently Asked Questions
Is air quality bad in Houghton Golf Club right now?
On 20 September 2026, overall air quality in Houghton Golf Club is poor. AQI is the main air quality indicator at 64.3/100. Pollution peaks around 7:00 PM (NO2: 64.3/100).
Will air quality be worse tomorrow in Houghton Golf Club?
On 21 September 2026, air quality conditions in Houghton Golf Club will be worse than today, with AQI forecast at very poor at 100/100. Pollution peaks around 7:00 PM (NO2: 100/100).
When is air pollution at its worst in Houghton Golf Club?
Houghton Golf Club golfers see the poorest conditions on calm winter mornings, when local traffic and government, finance, and commercial operations nearby contribute to a brief inversion layer over the course. Summer's arrival from November usually brings clearer air through stronger winds and regular storms, a seasonal pattern typical of the wider Highveld plateau.
Are air quality levels in Houghton Golf Club 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: 20 September 2026 at 14:33 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.
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.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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