Air Quality in Middleton, United States
Cloudy
25.3°C · 70.2% humidity
25.3°
Feels 25.3°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Middleton's air quality — share it
AQI Forecast
Calibrated
37
6pm
37
31
37
9pm
38
40
67
12am
79
96
97
3am
159
159
159
6am
159
67
96
9am
159
159
159
12pm
159
159
97
3pm
97
96
Station readings
33
31
31
42
CAMS model
adj +13
24
24
25
25
25
27
54
66
83
84
146
146
146
146
54
83
146
146
146
146
146
84
84
83
Air Quality Index Trend
12h · 2 stnMiddleton's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
70.2%
Humidity
9.1 km/h
Wind NNE
1014.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.83 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Middleton?
Temperature & Precipitation
PM2.5 Trend
12h · 2 stationsPM2.58.83 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
8.83
Median
9.27
Average
7.4
Low
10.6
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -2.8
What is the 7-day forecast for Middleton?
07-22
25.3° 17.9°
4.94 mm
07-23
20.1° 16.8°
7.75 mm
07-24
27.6° 12.7°
0.06 mm
07-25
22.5° 16.9°
1.75 mm
07-26
26.0° 19.7°
4.37 mm
07-27
25.1° 18.9°
0.06 mm
07-28
31.0° 20.7°
2.75 mm
Both models agree
Avg diff: 4.8°C
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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 2026-07-22T02:15 UTC.