Air Quality in Ottawa South, Canada

Windy
20.9°C · 45.3% humidity
20.9°
Feels 20.9°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
36 2am
36
46
47 5am
49
38
36 8am
31
29
28 11am
28
27
27 2pm
27
27
27 5pm
27
26
26 8pm
26
26
26 11pm
26
26
Station readings
25
46
42
CAMS model adj +2
34
34
27
27
34
27
27
24
24
24
24
24
24
24
25
25
25
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

30h · 2 stn

Ottawa South'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
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
47
11.25 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

30h · 2 stations
PM2.511.25 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
11.25
Median
11.33
Average
11.0
Low
12.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -3.9
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
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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 2026-08-08T09:15 UTC.