Air Quality in Sydney, Canada

Clear
22.4°C · 43.2% humidity
22.4°
Feels 22.4°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
27 11am
27
27
27 2pm
27
34
34 5pm
34
34
34 8pm
34
34
34 11pm
34
34
34 2am
34
34
34 5am
34
34
34 8am
34
34
AD 728×90

Air Quality Index Trend

3h · 2 stn

Sydney's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

43.2%
Humidity
26.7 km/h
Wind ESE
1018.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.5 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Sydney?

Temperature & Precipitation

PM2.5 Trend

3h · 2 stations
PM2.56.5 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Sydney?

07-21
22.4° 16.0°
1.94 mm
07-22
19.7° 13.3°
07-23
18.8° 13.6°
5.31 mm
07-24
28.9° 16.6°
1.0 mm
07-25
23.6° 18.8°
0.19 mm
07-26
22.9° 16.2°
1.94 mm
07-27
24.5° 13.1°
0.06 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Sydney?

30
Sydney - Prince St, Nova Scotia
0.6 km PM2.5: 7.1 µg/m³
13
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 3.1 µg/m³
48
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 11.5 µg/m³
46
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 11.0 µg/m³
29
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 7.0 µg/m³
29
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 7.0 µg/m³
22
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 5.3 µg/m³
39
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 9.4 µg/m³
30
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 7.2 µg/m³
54
Sydney, Nova Scotia, Canada
1.1 km PM2.5: 13.5 µg/m³

What cities are near Sydney?

42 Glace Bay 26 New Glasgow 39 Charlottetown 12 Cole Harbour 11 Woodlawn 15 Dartmouth 13 Lower Sackville 20 Downtown Halifax 20 Halifax 19 Halifax South End
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:20 UTC.