Air Quality in Centretown, Canada

Windy
20.9°C · 45.3% humidity
20.9°
Feels 20.9°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
50 4pm
46
42
46 7pm
53
53
73 10pm
73
73
73 1am
73
73
73 4am
73
73
73 7am
73
43
43 10am
43
43
43 1pm
44
44
Station readings
50
46
42
38
CAMS model adj +19
27
27
27
27
34
34
54
54
54
54
54
54
54
54
54
54
54
24
24
24
24
24
25
25
AD 728×90

Air Quality Index Trend

26h · 2 stn

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

45.3%
Humidity
66.8 km/h
Wind W
1011.2 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
46
11.06 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Centretown?

Temperature & Precipitation

PM2.5 Trend

26h · 2 stations
PM2.511.06 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (3 stations within 25 km)
11.06
Median
11.33
Average
11.0
Low
12.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -3.7

What is the 7-day forecast for Centretown?

08-03
24.2° 15.5°
0.06 mm
08-04
26.4° 13.0°
3.88 mm
08-05
23.8° 13.8°
1.06 mm
08-06
27.3° 16.3°
3.5 mm
08-07
21.0° 13.0°
1.06 mm
08-08
22.6° 14.1°
0.5 mm
08-09
32.3° 19.8°
2.06 mm
Both models agree Avg diff: 4.6°C

Where are air quality stations near Centretown?

42
Ottawa
0.7 km PM2.5: 10.1 µg/m³
34
Ottawa
0.7 km PM2.5: 8.2 µg/m³
42
Ottawa
0.7 km PM2.5: 10.1 µg/m³
29
Ottawa
0.7 km PM2.5: 7.0 µg/m³
42
Ottawa
0.7 km PM2.5: 10.1 µg/m³
30
Ottawa
0.7 km PM2.5: 7.2 µg/m³
50
Ottawa
0.7 km PM2.5: 12.0 µg/m³
38
Ottawa
0.7 km PM2.5: 9.1 µg/m³
42
Ottawa
0.7 km PM2.5: 10.1 µg/m³
34
Ottawa
0.7 km PM2.5: 8.2 µg/m³

What cities are near Centretown?

46 Ottawa 46 Hull 47 Ottawa South 48 Vanier 47 Alta Vista 48 Gatineau 47 Aylmer 47 Gloucester 47 Nepean 49 Templeton-Est
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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 2026-08-07T23:46 UTC.