Air Quality in Milton, Canada

Windy
23.8°C · 61.5% humidity
23.8°
Feels 23.8°
93
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
101 10am
101
101
93 1pm
95
97
105 4pm
106
106
107 7pm
100
98
99 10pm
99
101
101 1am
101
99
99 4am
99
99
101 7am
101
98
Station readings
124
123
30
CAMS model adj +74
27
27
27
27
27
27
34
34
34
34
27
25
25
25
27
27
27
25
25
25
25
27
27
24
AD 728×90

Air Quality Index Trend

47h · 1 stn

Milton'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 Milton is 2.1× the WHO 24-hour guideline of 15 µg/m³.

61.5%
Humidity
45.9 km/h
Wind E
1015.0 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
93
32.09 µg/m³
PM10
78
109.3 µg/m³
050100150200300500

What is the weather forecast for Milton?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.532.09 µg/m³ ×2.1 WHO
Moderate
PM10109.3 µg/m³
Moderate
UV INDEX14.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
32.09
Median
32.09
Average
32.09
Low
32.09
High
PM2.5 µg/m³ · Model: 40.72 · Bias: +8.6

What is the 7-day forecast for Milton?

07-21
23.8° 20.1°
2.75 mm
07-22
23.4° 18.2°
0.06 mm
07-23
21.1° 15.2°
07-24
24.0° 16.7°
07-25
24.3° 14.4°
1.0 mm
07-26
27.2° 17.9°
1.69 mm
07-27
28.5° 19.1°
0.5 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Milton?

51
Milton, Ontario, Canada
2.2 km PM2.5: 12.1 µg/m³
55
Milton, Ontario, Canada
2.2 km PM2.5: 14.0 µg/m³
164
Milton, Ontario, Canada
2.2 km PM2.5: 80.7 µg/m³
25
Milton, Ontario, Canada
2.2 km PM2.5: 6.0 µg/m³
54
Oakville, Ontario, Canada
14.9 km PM2.5: 13.5 µg/m³
21
Oakville, Ontario, Canada
14.9 km PM2.5: 5.0 µg/m³
30
Halton Hills Air Sensor
15.0 km PM2.5: 7.1 µg/m³ PM10: 7.7 µg/m³
38
Mississauga, Ontario, Canada
18.4 km PM2.5: 9.1 µg/m³
37
Mississauga, Ontario, Canada
18.4 km PM2.5: 8.9 µg/m³
30
Brampton, Ontario, Canada
21.8 km PM2.5: 7.2 µg/m³

What cities are near Milton?

93 Halton Hills 147 Burlington 93 Georgetown 93 Oakville 93 Mississauga 147 Waterdown 93 Brampton 84 Etobicoke 83 Eringate-Centennial-West Deane 116 Hamilton
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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 2026-07-21T17:17 UTC.