Air Quality in Johannesburg, South Africa

Clear
15.2°C · 48.9% humidity
15.2°
Feels 15.2°
187
Unhealthy
Everyone should reduce prolonged outdoor exertion.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
78 10pm
78
78
187 1am
137
128
110 4am
82
73
82 7am
90
73
6 10am
4
3
2 1pm
2
1
1 4pm
1
0
0 7pm
0
0
Station readings
77
76
71
66
CAMS model adj -96
174
174
174
161
146
161
161
146
146
161
174
161
83
66
54
54
54
34
27
54
66
83
83
83
AD 728×90

Air Quality Index Trend

48h · 1 stn

Johannesburg's air quality is influenced by vehicle emissions, biomass burning, dust, and industrial activity. Dry seasons and Harmattan winds can significantly elevate particulate pollution levels. Current PM2.5 concentration in Johannesburg is 8.4× the WHO 24-hour guideline of 15 µg/m³.

48.9%
Humidity
34.1 km/h
Wind NNW
1023.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
187
125.9 µg/m³
PM10
88
129.9 µg/m³
050100150200300500

What is the weather forecast for Johannesburg?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.5125.9 µg/m³ ×8.4 WHO
Unhealthy
PM10129.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
125.9
Median
132.6
Average
5.3
Low
352.2
High
PM2.5 µg/m³ · Model: 51.03 · Bias: -74.9

What is the 7-day forecast for Johannesburg?

06-08
17.9° 11.5°
06-09
18.9° 14.2°
06-10
18.0° 9.1°
06-11
16.5° 11.5°
06-12
17.8° 11.5°
06-13
16.6° 8.7°
06-14
21.8° 9.7°
0.06 mm
Both models agree Avg diff: 4.1°C

Where are air quality stations near Johannesburg?

34
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 8.2 µg/m³
19
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 4.6 µg/m³
30
Jabavu-NAQI, City of Johannesburg, South Africa
18.0 km PM2.5: 7.2 µg/m³
24
Buccleugh-NAQI, City of Johannesburg, South Africa
18.3 km PM2.5: 5.8 µg/m³
13
Davidsonville, City of Johannesburg, South Africa
20.1 km PM2.5: 3.1 µg/m³
66
south-africa-randburg-bloubosrand
20.7 km PM2.5: 19.1 µg/m³ PM10: 29.5 µg/m³
46
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 11.0 µg/m³
20
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 4.8 µg/m³
23
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 5.5 µg/m³
46
Ivory Park, City of Johannesburg, South Africa
28.3 km PM2.5: 11.0 µg/m³

What cities are near Johannesburg?

208 Alberton 113 Alexandra 166 Randburg 162 Edenvale 83 Germiston 172 Roodepoort 99 Tokoza 373 Soweto 193 Boksburg 200 Midrand
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T23:26 UTC.