Air Quality in Sun Prairie, United States
Clear
24.6°C · 41.2% humidity
24.6°
Feels 24.6°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Sun Prairie's air quality — share it
AQI Forecast
Calibrated
36
6pm
36
33
38
9pm
36
43
43
12am
43
43
36
3am
36
34
34
6am
34
33
33
9am
33
33
33
12pm
33
33
33
3pm
33
33
Station readings
37
35
33
36
CAMS model
adj +9
27
27
27
27
27
34
34
34
34
27
27
25
25
25
24
24
24
24
24
24
24
24
24
24
Air Quality Index Trend
37h · 1 stnSun Prairie's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
41.2%
Humidity
33.2 km/h
Wind NNE
1018.9 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 Sun Prairie?
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 Sun Prairie?
08-03
25.3° 18.0°
8.81 mm
08-04
27.8° 12.6°
2.75 mm
08-05
24.4° 10.9°
0.69 mm
08-06
36.3° 20.0°
08-07
28.7° 14.4°
0.44 mm
08-08
35.1° 15.6°
25.0 mm
08-09
34.7° 22.5°
0.13 mm
Both models agree
Avg diff: 4.5°C
Where are air quality stations near Sun Prairie?
What cities are near Sun Prairie?
Get AQI alerts for Sun Prairie
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:36 UTC.