Air Quality in Ottawa, United States

Windy
17.5°C · 64.4% humidity
17.5°
Feels 17.5°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
37 9pm
37
37
37 12am
50
50
50 3am
50
50
50 6am
37
37
25 9am
12
12
12 12pm
50
50
37 3pm
50
50
50 6pm
37
37
AD 728×90
64.4%
Humidity
105.0 km/h
Wind S
1016.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Ottawa?

Temperature & Precipitation

PM2.57.2 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Ottawa?

04-10
17.5° 9.8°
9.44 mm
04-11
9.5° 6.0°
26.62 mm
04-12
20.6° 10.3°
2.12 mm
04-13
25.2° 16.9°
0.81 mm
04-14
24.5° 16.7°
9.38 mm
04-15
14.3° 4.2°
0.13 mm
04-16
12.9° 3.8°
Both models agree Avg diff: 6.6°C

What cities are near Ottawa?

30 Yorkville 30 Oswego 29 Shorewood 30 Montgomery 31 Aurora 31 DeKalb 35 Crest Hill 35 Joliet 31 North Aurora 35 Lockport

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T00:35 UTC.