Air Quality in Middleton, United States
Clear
24.9°C · 39.4% humidity
24.9°
Feels 24.9°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Middleton's air quality — share it
AQI Forecast
Calibrated
36
7pm
34
36
38
10pm
36
36
36
1am
36
36
34
4am
34
34
34
7am
33
33
33
10am
33
33
33
1pm
33
33
33
4pm
33
34
Station readings
35
34
36
CAMS model
adj +9
27
27
27
27
27
27
27
27
27
25
25
25
25
24
24
24
24
24
24
24
24
24
24
25
Air Quality Index Trend
37h · 1 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.
39.4%
Humidity
31.4 km/h
Wind NNE
1018.8 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.1 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Middleton?
Temperature & Precipitation
PM2.5 Trend
37h · 1 stationPM2.59.1 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
Station readings (2 stations within 25 km)
9.1
Median
9.1
Average
9.1
Low
9.1
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -1.8
What is the 7-day forecast for Middleton?
08-03
25.9° 17.8°
5.44 mm
08-04
27.7° 12.4°
2.63 mm
08-05
25.0° 10.9°
2.81 mm
08-06
36.2° 19.9°
08-07
28.7° 14.8°
0.13 mm
08-08
35.4° 15.9°
24.06 mm
08-09
35.0° 22.7°
0.13 mm
Both models agree
Avg diff: 4.5°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 2026-08-08T03:01 UTC.