Air Quality in Sydney Central Business District, Australia

Windy
16.6°C · 78.1% humidity
16.6°
Feels 16.6°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
21 4pm
21
21
51 7pm
42
36
32 10pm
29
27
25 1am
4
3
2 4am
2
2
2 7am
21
21
21 10am
21
21
21 1pm
21
21
Station readings
23
21
26
CAMS model adj -33
54
54
54
54
54
54
54
54
54
54
34
34
34
34
34
34
54
54
54
54
54
54
54
54

Air Quality Index Trend

35h · 1 stn

Sydney Central Business District's air quality is generally good but can be impacted by bushfire smoke, dust storms, and vehicle emissions. Seasonal fire events can cause significant temporary air quality deterioration.

78.1%
Humidity
99.5 km/h
Wind S
1021.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
51
12.08 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

35h · 1 station
PM2.512.08 µg/m³ ✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
12.08
Median
8.68
Average
5.58
Low
15.27
High
PM2.5 µg/m³ · Model: 9.75 · Bias: -2.3
09-23
23.0° 16.5°
09-24
24.1° 11.8°
0.19 mm
09-25
30.3° 13.1°
09-26
18.1° 12.1°
0.69 mm
09-27
21.6° 13.5°
0.13 mm
09-28
22.5° 13.9°
5.25 mm
09-29
20.0° 12.2°
0.44 mm
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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 2026-09-23T09:30 UTC.