Air Quality in Alexandra, South Africa

Partly Cloudy
13.1°C · 52.4% humidity
13.1°
Feels 13.1°
120
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
59 8pm
59
74
120 11pm
107
98
91 2am
99
83
80 5am
78
77
76 8am
61
1
1 11am
1
0
0 2pm
0
0
0 5pm
59
59
Station readings
57
60
62
60
CAMS model adj -87
146
146
161
161
161
161
161
174
161
161
161
161
161
146
83
66
66
66
66
66
66
83
146
146
AD 728×90

Air Quality Index Trend

47h · 1 stn

Alexandra'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 Alexandra is 8.6× the WHO annual guideline of 5 µg/m³.

52.4%
Humidity
18.9 km/h
Wind NNE
1025.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
120
43.07 µg/m³
PM10
113
179.9 µg/m³
050100150200300500

What is the weather forecast for Alexandra?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.543.07 µg/m³ ×2.9 WHO
Unhealthy for sensitive groups
PM10179.9 µg/m³
Unhealthy for sensitive groups
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
43.07
Median
40.81
Average
16.65
Low
90.4
High
PM2.5 µg/m³ · Model: 64.32 · Bias: +21.2

What is the 7-day forecast for Alexandra?

05-28
18.8° 14.6°
0.19 mm
05-29
20.0° 9.5°
0.38 mm
05-30
21.3° 12.8°
05-31
20.1° 11.8°
06-01
18.4° 14.2°
06-02
21.2° 12.8°
06-03
22.9° 14.2°
Both models agree Avg diff: 3.0°C

Where are air quality stations near Alexandra?

7
Alexandra-NAQI, City of Johannesburg, South Africa
1.2 km PM2.5: 1.7 µg/m³
11
Alexandra-NAQI, City of Johannesburg, South Africa
1.2 km PM2.5: 2.6 µg/m³
70
Buccleugh-NAQI, City of Johannesburg, South Africa
6.7 km PM2.5: 21.1 µg/m³
60
south-africa-randburg-bloubosrand
15.1 km PM2.5: 16.3 µg/m³ PM10: 26.6 µg/m³
53
Ivory Park, City of Johannesburg, South Africa
16.3 km PM2.5: 13.1 µg/m³
25
Ivory Park, City of Johannesburg, South Africa
16.3 km PM2.5: 6.0 µg/m³
48
Olifantsfontein-NAQI, City of Ekurhuleni, South Africa
20.0 km PM2.5: 11.5 µg/m³
29
Olifantsfontein-NAQI, City of Ekurhuleni, South Africa
20.0 km PM2.5: 7.0 µg/m³
90
ES_Midstream
20.9 km PM2.5: 30.6 µg/m³ PM10: 49.7 µg/m³
50
Diepsloot, City of Johannesburg, South Africa
21.9 km PM2.5: 12.0 µg/m³

What cities are near Alexandra?

146 Edenvale 114 Randburg 165 Johannesburg 131 Midrand 168 Ivory Park 45 Germiston 163 Thembisa 164 Alberton 169 Boksburg 95 Diepsloot
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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 2026-05-28T21:42 UTC.