Air Quality in Green Bay, United States

Windy
26.1°C · 30.6% humidity
26.1°
Feels 26.1°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
52 3pm
52
52
41 6pm
44
46
48 9pm
49
50
51 12am
51
51
51 3am
52
52
52 6am
52
51
51 9am
51
51
51 12pm
51
51
Station readings
42
41
CAMS model adj +27
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

25h · 1 stn

Green Bay's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

30.6%
Humidity
53.1 km/h
Wind NW
1017.5 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
41
9.85 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Green Bay?

Temperature & Precipitation

PM2.5 Trend

25h · 1 station
PM2.59.85 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (2 stations within 25 km)
9.85
Median
9.85
Average
9.6
Low
10.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -2.8

What is the 7-day forecast for Green Bay?

08-03
27.2° 18.9°
1.44 mm
08-04
24.9° 13.8°
0.13 mm
08-05
23.2° 12.4°
08-06
30.0° 18.4°
0.19 mm
08-07
24.1° 14.4°
08-08
34.0° 15.2°
15.81 mm
08-09
37.8° 20.0°
1.88 mm
Both models agree Avg diff: 4.5°C

Where are air quality stations near Green Bay?

42
Green Bay E High, Wisconsin, USA
2.5 km PM2.5: 10.1 µg/m³
57
Green Bay E High, Wisconsin, USA
2.5 km PM2.5: 15.0 µg/m³

What cities are near Green Bay?

41 Ashwaubenon 41 Howard 41 De Pere 41 Bellevue 40 Kaukauna 40 Appleton 40 Menasha 40 Neenah 51 Manitowoc 35 Oshkosh
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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 2026-08-07T23:58 UTC.