What is the air quality in Brookfield today?

The current Air Quality Index (AQI) in Brookfield is 19 (Good). PM2.5 concentration is 4.62 µg/m³.

What is the temperature in Brookfield right now?

The current temperature in Brookfield is 5.5°C (feels like -1.6°C). Humidity is 78.1% and wind speed is 67.6 km/h.

Is it safe to go outside in Brookfield?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Brookfield, United States

Drizzle

5.5°C · 78.1% humidity

5.5°

Feels -1.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

— 12pm

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19 3pm

—

— 6pm

—

— 9pm

—

— 12am

—

— 3am

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— 6am

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— 9am

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Station readings

Air Quality Index Trend

33h · 3 stn

View full history →

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

78.1%

Humidity

67.6 km/h

Wind NNE

1029.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

4.62 µg/m³

PM10▲

41.2 µg/m³

050100150200300500

What is the weather forecast for Brookfield?

Temperature & Precipitation

PM2.5 Trend

33h · 3 stations

PM2.54.62 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

4.62

Median

4.45

Average

3.6

Low

4.8

High

PM2.5 µg/m³ · Model: 19.2 · Bias: +14.6

What is the 7-day forecast for Brookfield?

10-20

6.5° 0.7°

0.13 mm

10-21

22.5° 8.2°

1.44 mm

10-22

13.7° 5.2°

10-23

9.7° 6.7°

1.19 mm

10-24

21.0° 5.9°

10-25

11.8° -0.5°

0.69 mm

10-26

15.4° 1.7°

1.5 mm

Both models agree Avg diff: 5.6°C

Where are air quality stations near Brookfield?

Waukesha-cleveland Ave., Wisconsin, USA

9.9 km PM2.5: 17.3 µg/m³

Waukesha-cleveland Ave., Wisconsin, USA

9.9 km PM2.5: 4.8 µg/m³

Milw 16th St, Wisconsin, USA

14.8 km PM2.5: 4.6 µg/m³

Milw 16th St, Wisconsin, USA

14.8 km PM2.5: 10.3 µg/m³

Milw 16th St, Wisconsin, USA

14.8 km PM2.5: 4.8 µg/m³

Milw 16th St, Wisconsin, USA

14.8 km PM2.5: 9.1 µg/m³

Milwaukee-college Ave Nr, Wisconsin, USA

20.0 km PM2.5: 9.4 µg/m³

Milwaukee-college Ave Nr, Wisconsin, USA

20.0 km PM2.5: 9.6 µg/m³

Milwaukee-college Ave Nr, Wisconsin, USA

20.0 km PM2.5: 3.6 µg/m³

Milwaukee-college Ave Nr, Wisconsin, USA

20.0 km PM2.5: 8.9 µg/m³

What cities are near Brookfield?

19 Wauwatosa 19 New Berlin 19 West Allis 20 Waukesha 20 Menomonee Falls 20 Milwaukee 19 Muskego 20 Mequon 18 Cudahy 17 South Milwaukee

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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 2026-10-20T20:56 UTC.