Air Quality in Johannesburg, South Africa

Clear
15.2°C · 48.9% humidity
15.2°
Feels 15.2°
188
Unhealthy
Everyone should reduce prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
78 9pm
91
91
188 12am
148
113
114 3am
104
81
76 6am
87
98
83 9am
3
2
2 12pm
1
1
1 3pm
0
0
0 6pm
0
0
Station readings
68
77
76
CAMS model adj -83
161
174
174
174
161
146
161
161
146
146
161
174
161
83
66
54
54
54
34
27
54
66
83
83
AD 728×90

Air Quality Index Trend

47h · 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▲
188
126.6 µg/m³
PM10
101
154.9 µg/m³
050100150200300500

What is the weather forecast for Johannesburg?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.5126.6 µg/m³ ×8.4 WHO
Unhealthy
PM10154.9 µg/m³
Unhealthy for sensitive groups
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
126.6
Median
137.01
Average
5.0
Low
352.2
High
PM2.5 µg/m³ · Model: 63.98 · Bias: -62.6

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?

55
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 14.0 µg/m³
46
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 11.0 µg/m³
30
Jabavu-NAQI, City of Johannesburg, South Africa
18.0 km PM2.5: 7.2 µg/m³
35
Buccleugh-NAQI, City of Johannesburg, South Africa
18.3 km PM2.5: 8.4 µg/m³
13
Davidsonville, City of Johannesburg, South Africa
20.1 km PM2.5: 3.1 µg/m³
76
south-africa-randburg-bloubosrand
20.7 km PM2.5: 23.9 µg/m³ PM10: 36.1 µg/m³
66
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 19.2 µg/m³
32
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 7.7 µg/m³
23
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 5.5 µg/m³
21
Ivory Park, City of Johannesburg, South Africa
28.3 km PM2.5: 5.0 µg/m³

What cities are near Johannesburg?

198 Alberton 107 Alexandra 156 Randburg 125 Edenvale 82 Germiston 190 Roodepoort 137 Tokoza 355 Soweto 166 Boksburg 162 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 2026-06-08T22:14 UTC.