Air Quality in Johannesburg, South Africa

Clear
13.8°C · 47.8% humidity
13.8°
Feels 13.8°
67
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
79 9pm
79
79
67 12am
70
73
75 3am
76
77
77 6am
78
78
16 9am
0
0
0 12pm
0
0
0 3pm
0
16
79 6pm
79
94
Station readings
60
62
60
63
CAMS model adj -67
146
146
146
146
146
146
146
146
146
146
146
146
84
66
54
54
54
54
54
54
83
146
146
161
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 4.0× the WHO annual guideline of 5 µg/m³.

47.8%
Humidity
21.1 km/h
Wind NNW
1024.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
67
19.87 µg/m³
PM10▲
101
154.9 µg/m³
050100150200300500

What is the weather forecast for Johannesburg?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.519.87 µg/m³ ×1.3 WHO
Moderate
PM10154.9 µg/m³
Unhealthy for sensitive groups
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
19.87
Median
18.95
Average
7.2
Low
53.0
High
PM2.5 µg/m³ · Model: 53.7 · Bias: +33.8

What is the 7-day forecast for Johannesburg?

05-28
18.2° 14.9°
05-29
19.4° 8.4°
0.13 mm
05-30
20.0° 10.6°
05-31
19.4° 11.1°
06-01
17.5° 14.9°
06-02
20.8° 11.6°
06-03
22.1° 13.3°
Both models agree Avg diff: 3.3°C

Where are air quality stations near Johannesburg?

38
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 9.1 µg/m³
7
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 1.7 µg/m³
9
Jabavu-NAQI, City of Johannesburg, South Africa
18.0 km PM2.5: 2.2 µg/m³
70
Buccleugh-NAQI, City of Johannesburg, South Africa
18.3 km PM2.5: 21.1 µg/m³
24
Davidsonville, City of Johannesburg, South Africa
20.1 km PM2.5: 5.8 µg/m³
63
south-africa-randburg-bloubosrand
20.7 km PM2.5: 17.6 µg/m³ PM10: 24.7 µg/m³
127
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 46.1 µg/m³
23
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 5.5 µg/m³
62
Kliprivier, City of Johannesburg, South Africa
24.6 km PM2.5: 17.3 µg/m³
53
Ivory Park, City of Johannesburg, South Africa
28.3 km PM2.5: 13.1 µg/m³

What cities are near Johannesburg?

39 Alberton 60 Alexandra 65 Randburg 56 Edenvale 40 Germiston 97 Roodepoort 38 Tokoza 97 Soweto 44 Boksburg 78 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 2026-05-28T22:55 UTC.