Air Quality in Johannesburg, South Africa

Clear
16.7°C · 37.6% humidity
16.7°
Feels 16.7°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
20 3pm
20
20
29 6pm
59
70
78 9pm
83
87
90 12am
92
78
94 3am
95
96
96 6am
96
97
82 9am
20
19
2 12pm
2
2
Station readings
14
10
32
46
CAMS model adj -64
84
84
84
146
161
161
161
161
161
161
161
146
161
161
161
161
161
161
146
84
83
66
66
66
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.

37.6%
Humidity
23.4 km/h
Wind NW
1020.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
29
7.02 µg/m³
PM10▲
88
129.9 µg/m³
050100150200300500

What is the weather forecast for Johannesburg?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.57.02 µg/m³ ✓ WHO
Good
PM10129.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
7.02
Median
7.02
Average
7.02
Low
7.02
High
PM2.5 µg/m³ · Model: 53.7 · Bias: +46.7

What is the 7-day forecast for Johannesburg?

07-21
18.2° 7.4°
0.56 mm
07-22
19.4° 12.7°
0.06 mm
07-23
18.5° 8.7°
0.13 mm
07-24
19.4° 12.3°
0.69 mm
07-25
20.4° 8.8°
07-26
20.9° 10.1°
0.06 mm
07-27
22.8° 10.8°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Johannesburg?

69
Sandton Health department
11.8 km PM2.5: 20.7 µg/m³
65
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 18.8 µg/m³
57
Alexandra-NAQI, City of Johannesburg, South Africa
12.5 km PM2.5: 15.0 µg/m³
74
Phefeni Senior Secondary School
14.3 km PM2.5: 22.8 µg/m³
87
Germiston Clinic
14.9 km PM2.5: 29.1 µg/m³
57
Jabavu-NAQI, City of Johannesburg, South Africa
18.0 km PM2.5: 15.0 µg/m³
10
Buccleugh-NAQI, City of Johannesburg, South Africa
18.3 km PM2.5: 2.4 µg/m³
64
Copper college
18.3 km PM2.5: 18.3 µg/m³
168
Davidsonville, City of Johannesburg, South Africa
20.1 km PM2.5: 88.4 µg/m³
32
Davidsonville, City of Johannesburg, South Africa
20.1 km PM2.5: 7.7 µg/m³

What cities are near Johannesburg?

146 Alberton 47 Alexandra 29 Randburg 41 Edenvale 146 Germiston 29 Roodepoort 146 Tokoza 69 Soweto 146 Boksburg 54 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 2026-07-21T16:58 UTC.