Newmarket, Ontario, Canada Air Quality

Monitoring Station · Newmarket, Canada
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
34 10pm
34
42
54 1am
54
66
66 4am
66
83
83 7am
83
83
83 10am
66
54
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Station readings
42

Air Quality Forecast (24h)

PM2.510.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

50
Newmarket, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
36
Newmarket, Ontario, Canada
0.0 km PM2.5: 8.6 µg/m³
42
Newmarket, Ontario, Canada
0.0 km PM2.5: 10.1 µg/m³
57
Newmarket, Ontario, Canada
0.0 km PM2.5: 15.0 µg/m³
50
Newmarket, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
38
NASA GSFC Rutgers Calib. N15
31.6 km PM2.5: 9.1 µg/m³

Nearby Cities

57 Newmarket 57 Aurora 57 East Gwillimbury 57 Whitchurch-Stouffville 49 Richmond Hill 52 Stouffville 54 Keswick 47 Vaughan 49 Markham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T01:31 UTC.