Air Quality in Madison, United States
Drizzle
19.6°C · 68.6% humidity
19.6°
Feels 19.6°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Madison's air quality — share it
AQI Forecast
25
4pm
25
25
23
7pm
25
25
25
10pm
25
25
25
1am
25
25
25
4am
25
25
25
7am
27
27
27
10am
25
25
25
1pm
25
25
Air Quality Index Trend
41h · 1 stnMadison's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Madison is 1.1× the WHO annual guideline of 5 µg/m³.
68.6%
Humidity
33.4 km/h
Wind N
1012.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Madison?
Temperature & Precipitation
PM2.5 Trend
41h · 1 stationPM2.55.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
5.5
Median
5.5
Average
3.6
Low
7.4
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +0.5
What is the 7-day forecast for Madison?
05-29
31.1° 12.8°
14.06 mm
05-30
29.0° 19.9°
3.0 mm
05-31
32.7° 13.5°
06-01
29.2° 17.1°
0.31 mm
06-02
30.6° 15.2°
0.06 mm
06-03
27.6° 21.9°
06-04
27.6° 22.9°
5.44 mm
Both models agree
Avg diff: 3.2°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 2026-05-29T00:11 UTC.