Air Quality in North St.James Town, Canada

Clear
28.5°C · 42.7% humidity
28.5°
Feels 30.0°
105
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
125 10am
125
105
105 1pm
111
115
118 4pm
120
121
122 7pm
123
95
95 10pm
97
104
105 1am
125
125
105 4am
98
98
98 7am
98
95
Station readings
119
126
114
CAMS model adj +71
54
54
34
54
54
54
54
54
54
54
54
25
25
27
34
34
54
54
34
27
27
27
27
24
AD 728×90

Air Quality Index Trend

38h · 1 stn

North St.James Town's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in North St.James Town is 2.5× the WHO 24-hour guideline of 15 µg/m³.

42.7%
Humidity
37.6 km/h
Wind ESE
1014.5 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
105
37.05 µg/m³
PM10
78
109.3 µg/m³
050100150200300500

What is the weather forecast for North St.James Town?

Temperature & Precipitation

PM2.5 Trend

38h · 1 station
PM2.537.05 µg/m³ ×2.5 WHO
Unhealthy for sensitive groups
PM10109.3 µg/m³
Moderate
UV INDEX12.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
37.05
Median
29.11
Average
15.0
Low
43.23
High
PM2.5 µg/m³ · Model: 56.72 · Bias: +19.7

What is the 7-day forecast for North St.James Town?

07-21
28.5° 22.0°
1.69 mm
07-22
25.4° 20.9°
0.25 mm
07-23
22.9° 15.4°
07-24
24.9° 18.8°
07-25
24.8° 16.1°
0.5 mm
07-26
28.3° 19.9°
1.13 mm
07-27
30.1° 20.3°
0.13 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near North St.James Town?

50
Toronto Downtown, Ontario, Canada
1.3 km PM2.5: 12.0 µg/m³
38
Toronto
1.9 km PM2.5: 9.1 µg/m³
32
Toronto
1.9 km PM2.5: 7.7 µg/m³
12
canada-toronto-richmond-street-west
2.4 km 27.2°C 36.3% RH PM2.5: 2.8 µg/m³ PM10: 3.7 µg/m³
114
Wood Glen
8.1 km PM2.5: 40.8 µg/m³ PM10: 54.7 µg/m³
39
Toronto East, Ontario, Canada
11.9 km PM2.5: 9.4 µg/m³
33
Toronto East, Ontario, Canada
11.9 km PM2.5: 7.9 µg/m³
26
Toronto East, Ontario, Canada
11.9 km PM2.5: 6.2 µg/m³
18
Toronto North, Ontario, Canada
12.9 km PM2.5: 4.3 µg/m³
30
Toronto North, Ontario, Canada
12.9 km PM2.5: 7.2 µg/m³

What cities are near North St.James Town?

104 Church-Yonge Corridor 102 Rosedale-Moore Park 103 Bay Street Corridor 106 Moss Park 96 Annex 99 Kensington-Chinatown 97 Trinity-Bellwoods 98 Niagara 102 Leaside-Bennington 113 South Riverdale
Get AQI alerts for North St.James Town

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:26 UTC.