Air Quality in Belleville, Canada
Clear
28.9°C · 37.5% humidity
28.9°
Feels 28.9°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Belleville's air quality — share it
AQI Forecast
Calibrated
25
10am
25
25
62
1pm
52
44
39
4pm
35
32
28
7pm
27
26
25
10pm
24
23
23
1am
22
23
23
4am
23
23
23
7am
23
22
Station readings
12h ago
AQI 46
PM2.5 11.0 µg/m³ · 12h ago
CAMS model
adj -2
27
27
27
27
27
27
27
27
27
25
25
25
25
25
24
24
24
25
25
25
25
25
25
24
Air Quality Index Trend
8h · 1 stnBelleville'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 Belleville is 1.1× the WHO 24-hour guideline of 15 µg/m³.
37.5%
Humidity
31.7 km/h
Wind NNE
1014.2 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
17.25 µg/m³
PM10
59.3 µg/m³
050100150200300500
What is the weather forecast for Belleville?
Temperature & Precipitation
PM2.5 Trend
8h · 1 stationPM2.517.25 µg/m³
×1.1 WHO
Moderate
PM1059.3 µg/m³
Moderate
UV INDEX12.9
Extreme
What is the 7-day forecast for Belleville?
07-21
28.9° 20.3°
07-22
23.2° 17.8°
07-23
20.5° 14.1°
0.06 mm
07-24
23.8° 16.5°
0.13 mm
07-25
25.5° 17.0°
1.69 mm
07-26
27.7° 15.6°
1.69 mm
07-27
28.7° 18.8°
0.13 mm
Both models agree
Avg diff: 2.8°C
Where are air quality stations near Belleville?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:17 UTC.