Air Quality in Ajax, Canada

Windy
4.6°C · 63.7% humidity
4.6°
Feels -4.0°
1
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
17 10am
16
18
22 1pm
22
22
22 4pm
22
22
22 7pm
22
35
35 10pm
35
35
35 1am
35
35
35 4am
35
35
35 7am
35
35
Station readings
17
16
18
CAMS model adj -15
25
25
37
37
37
37
37
37
37
37
37
50
50
50
50
50
50
50
50
50
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

22h · 1 station
63.7%
Humidity
100.2 km/h
Wind SSW
1024.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Temperature & Precipitation

PM2.50.28 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
04-09
13.8° -0.9°
04-10
17.6° 8.6°
04-11
11.0° 4.2°
9.37 mm
04-12
7.6° 3.2°
04-13
20.8° 5.4°
9.75 mm
04-14
20.3° 14.4°
8.19 mm
04-15
16.8° 4.7°
8.87 mm

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T13:38 UTC.