Air Quality in Middleton, United States
Cloudy
25.3°C · 70.2% humidity
25.3°
Feels 25.3°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Middleton's air quality — share it
AQI Forecast
Calibrated
36
5pm
36
36
32
8pm
33
34
37
11pm
65
77
94
2am
96
158
158
5am
158
158
66
8am
95
158
158
11am
158
158
158
2pm
96
96
Station readings
33
31
31
CAMS model
adj +12
24
24
24
25
25
25
27
54
66
83
84
146
146
146
146
54
83
146
146
146
146
146
84
84
Air Quality Index Trend
11h · 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▲
7.65 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Middleton?
Temperature & Precipitation
PM2.5 Trend
11h · 2 stationsPM2.57.65 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (4 stations within 25 km)
7.65
Median
7.65
Average
7.4
Low
7.9
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -0.6
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 2026-07-22T01:08 UTC.