Air Quality in Milwaukee, United States

Windy
25.9°C · 55.3% humidity
25.9°
Feels 25.9°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
63 9am
56
63
56 12pm
58
59
60 3pm
61
62
62 6pm
62
64
64 9pm
64
73
105 12am
122
123
123 3am
122
122
122 6am
122
122
Station readings
56
CAMS model adj +39
24
24
24
24
24
24
24
24
24
24
24
25
25
25
34
66
83
84
84
83
83
83
83
83
AD 728×90

Air Quality Index Trend

9h · 2 stn

Milwaukee's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

55.3%
Humidity
44.9 km/h
Wind E
1015.6 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
56
14.4 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

9h · 2 stations
PM2.514.4 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
14.4
Median
13.8
Average
13.1
Low
14.5
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -8.2
07-21
25.9° 21.8°
2.06 mm
07-22
25.0° 18.2°
1.88 mm
07-23
20.1° 16.9°
2.25 mm
07-24
28.0° 16.5°
07-25
22.7° 17.7°
1.56 mm
07-26
26.7° 20.8°
6.56 mm
07-27
26.3° 19.3°
2.19 mm
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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 2026-07-21T17:12 UTC.