Air Quality in Ottawa South, Canada

Drizzle
9.1°C · 97.9% humidity
9.1°
Feels 5.6°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
19 10pm
19
19
24 1am
23
24
23 4am
22
22
20 7am
19
19
19 10am
19
19
19 1pm
19
19
19 4pm
19
19
19 7pm
19
19
Station readings 31h ago
AQI 18
PM2.5 4.3 µg/m³ · 31h ago
AD 728×90

Air Quality Index Trend

48h · 3 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.

97.9%
Humidity
26.7 km/h
Wind W
998.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
24
5.78 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Ottawa South?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.55.78 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
5.78
Median
5.39
Average
3.4
Low
7.0
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +0.2

What is the 7-day forecast for Ottawa South?

06-09
25.9° 9.1°
3.06 mm
06-10
17.3° 10.6°
11.06 mm
06-11
25.9° 9.0°
06-12
21.3° 15.7°
0.75 mm
06-13
27.1° 16.7°
8.0 mm
06-14
25.0° 9.1°
0.19 mm
06-15
21.9° 13.9°
6.81 mm
Both models agree Avg diff: 6.3°C

Where are air quality stations near Ottawa South?

5
Ottawa
3.4 km PM2.5: 1.2 µg/m³
53
Ottawa
3.4 km PM2.5: 13.1 µg/m³
41
Ottawa
3.4 km PM2.5: 9.8 µg/m³
20
Ottawa Downtown, Ontario, Canada
4.8 km PM2.5: 4.8 µg/m³
17
Gatineau - secteur de Hull, Quebec, Canada
8.5 km PM2.5: 4.1 µg/m³
18
Gatineau - secteur de Hull, Quebec, Canada
8.5 km PM2.5: 4.3 µg/m³
147
Gatineau - secteur de Hull, Quebec, Canada
8.5 km PM2.5: 54.2 µg/m³
25
Gatineau, Quebec, Canada
9.5 km PM2.5: 6.0 µg/m³
19
Gatineau, Quebec, Canada
9.5 km PM2.5: 4.6 µg/m³
19
Gatineau, Quebec, Canada
9.5 km PM2.5: 4.6 µg/m³

What cities are near Ottawa South?

25 Ottawa 24 Alta Vista 25 Centretown 25 Hull 23 Vanier 23 Gloucester 23 Nepean 23 Aylmer 14 Gatineau 21 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 2026-06-09T05:59 UTC.