Air Quality in Ottawa, United States

Windy
17.5°C · 64.4% humidity
17.5°
Feels 17.5°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
37 8pm
37
37
37 11pm
37
50
50 2am
50
50
50 5am
50
37
37 8am
25
12
12 11am
12
50
50 2pm
37
50
50 5pm
50
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

PM2.56.52 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Ottawa?

04-09
19.0° 9.8°
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
Both models agree Avg diff: 6.6°C

What cities are near Ottawa?

28 Yorkville 28 Oswego 26 Shorewood 28 Montgomery 28 Aurora 28 DeKalb 32 Crest Hill 32 Joliet 28 North Aurora 32 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 2026-04-09T23:09 UTC.