Air Quality in Halton Hills, Canada
Windy
7.0°C · 92.6% humidity
7.0°
Feels 0.4°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations
Nearby Monitoring Stations
AQI Forecast
25
3pm
25
25
29
6pm
27
27
27
9pm
34
34
34
12am
34
34
34
3am
34
34
34
6am
34
34
54
9am
54
27
34
12pm
34
34
Station readings
25
25
30
21
CAMS model
25
25
25
25
27
27
27
34
34
34
34
34
34
34
34
34
34
34
54
54
27
34
34
34
Air Quality Index Trend
47h · 1 stnHalton Hills's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
92.6%
Humidity
71.5 km/h
Wind NW
1001.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.02 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Halton Hills?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.57.02 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
Station readings (8 stations within 25 km)
7.02
Median
6.85
Average
5.0
Low
7.9
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +2.7
What is the 7-day forecast for Halton Hills?
06-08
26.3° 5.8°
5.87 mm
06-09
28.9° 7.0°
0.06 mm
06-10
14.3° 11.0°
0.31 mm
06-11
23.5° 9.5°
06-12
24.4° 14.3°
2.25 mm
06-13
23.1° 18.2°
1.5 mm
06-14
24.9° 11.8°
Both models agree
Avg diff: 7.4°C
Where are air quality stations near Halton Hills?
21
Halton Hills Air Sensor
42
Milton, Ontario, Canada
92
Milton, Ontario, Canada
13
Milton, Ontario, Canada
177
Milton, Ontario, Canada
151
Brampton, Ontario, Canada
39
Brampton, Ontario, Canada
71
Mississauga, Ontario, Canada
116
Mississauga, Ontario, Canada
20
Oakville, Ontario, Canada
What cities are near Halton Hills?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T22:28 UTC.