What is the air quality in Ottawa South today?

The current Air Quality Index (AQI) in Ottawa South is 13 (Good). PM2.5 concentration is 3.2 µg/m³.

What is the temperature in Ottawa South right now?

The current temperature in Ottawa South is 15.5°C (feels like 15.5°C). Humidity is 83.8% and wind speed is 33.6 km/h.

Is it safe to go outside in Ottawa South?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Ottawa South, Canada

Cloudy

15.5°C · 83.8% humidity

15.5°

Feels 15.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

13 4am

13 7am

14 10am

14 1pm

14 4pm

14 7pm

14 10pm

14 1am

Station readings

CAMS model adj -10

Air Quality Index Trend

46h · 2 stn

View full history →

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.

83.8%

Humidity

33.6 km/h

Wind NNW

1010.7 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

3.2 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Ottawa South?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations

PM2.53.2 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (4 stations within 25 km)

3.2

Median

3.42

Average

3.1

Low

4.1

High

PM2.5 µg/m³ · Model: 5.8 · Bias: +2.6

What is the 7-day forecast for Ottawa South?

09-05

21.9° 13.4°

0.25 mm

09-06

24.1° 13.4°

15.5 mm

09-07

19.4° 11.3°

1.0 mm

09-08

20.2° 11.2°

5.38 mm

09-09

22.3° 11.1°

0.06 mm

09-10

21.2° 11.6°

6.56 mm

09-11

25.4° 9.7°

Both models agree Avg diff: 4.9°C

Where are air quality stations near Ottawa South?

Ottawa

3.4 km PM2.5: 4.1 µg/m³

Ottawa

3.4 km PM2.5: 3.1 µg/m³

Ottawa

3.4 km PM2.5: 3.1 µg/m³

Ottawa

3.4 km PM2.5: 3.1 µg/m³

Ottawa

3.4 km PM2.5: 3.1 µg/m³

–

Westboro

4.7 km 18.0°C 73.0% RH PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

Ottawa Downtown, Ontario, Canada

4.8 km PM2.5: 3.1 µg/m³

Ottawa Downtown, Ontario, Canada

4.8 km PM2.5: 4.3 µg/m³

Ottawa Downtown, Ontario, Canada

4.8 km PM2.5: 3.1 µg/m³

Ottawa Downtown, Ontario, Canada

4.8 km PM2.5: 3.1 µg/m³

What cities are near Ottawa South?

13 Ottawa 13 Alta Vista 13 Centretown 13 Hull 13 Vanier 14 Gloucester 14 Nepean 14 Aylmer 17 Gatineau 14 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 2026-09-05T11:14 UTC.