What is the air quality in Green Bay today?

The current Air Quality Index (AQI) in Green Bay is 54 (Moderate). PM2.5 concentration is 13.7 µg/m³.

What is the temperature in Green Bay right now?

The current temperature in Green Bay is 7.0°C (feels like 0.3°C). Humidity is 49.5% and wind speed is 74.3 km/h.

Air Quality in Green Bay, United States

Windy

7.0°C · 49.5% humidity

7.0°

Feels 0.3°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

2 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

33h · 1 stn

View full history →

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.

49.5%

Humidity

74.3 km/h

Wind NNE

1030.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

13.7 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Green Bay?

Temperature & Precipitation

PM2.5 Trend

33h · 1 station

PM2.513.7 µg/m³ ✓ WHO

Moderate

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (2 stations within 25 km)

13.7

Median

13.7

Average

9.6

Low

17.8

High

PM2.5 µg/m³ · Model: 13.5 · Bias: -0.2

What is the 7-day forecast for Green Bay?

10-20

7.0° 0.7°

10-21

20.0° 8.8°

0.06 mm

10-22

11.9° 5.5°

0.06 mm

10-23

8.8° 5.6°

7.81 mm

10-24

20.8° 6.0°

10-25

10.1° 0.1°

0.13 mm

10-26

13.1° 2.5°

0.44 mm

Both models agree Avg diff: 5.0°C

Where are air quality stations near Green Bay?

Green Bay E High, Wisconsin, USA

2.5 km PM2.5: 6.0 µg/m³

Green Bay E High, Wisconsin, USA

2.5 km PM2.5: 7.2 µg/m³

Green Bay E High, Wisconsin, USA

2.5 km PM2.5: 9.6 µg/m³

Green Bay E High, Wisconsin, USA

2.5 km PM2.5: 17.8 µg/m³

Green Bay E High, Wisconsin, USA

2.5 km PM2.5: 6.0 µg/m³

What cities are near Green Bay?

54 Ashwaubenon 54 Howard 54 De Pere 54 Bellevue 30 Kaukauna 30 Appleton 30 Menasha 30 Neenah 36 Manitowoc 28 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 2026-10-20T20:05 UTC.