What is the air quality in Mequon today?

The current Air Quality Index (AQI) in Mequon is 21 (Good). PM2.5 concentration is 5.05 µg/m³.

What is the temperature in Mequon right now?

The current temperature in Mequon is 10.3°C (feels like 10.3°C). Humidity is 64.4% and wind speed is 30.0 km/h.

Is it safe to go outside in Mequon?

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

Air Quality in Mequon, United States

Partly Cloudy

10.3°C · 64.4% humidity

10.3°

Feels 10.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

19 2pm

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Station readings

Air Quality Index Trend

31h · 2 stn

View full history →

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

64.4%

Humidity

30.0 km/h

Wind E

1025.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

5.05 µg/m³

PM10▲

41.2 µg/m³

050100150200300500

What is the weather forecast for Mequon?

Temperature & Precipitation

PM2.5 Trend

31h · 2 stations

PM2.55.05 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (2 stations within 25 km)

5.05

Median

5.05

Average

4.6

Low

5.5

High

PM2.5 µg/m³ · Model: 19.2 · Bias: +14.1

What is the 7-day forecast for Mequon?

10-20

8.0° 1.9°

0.31 mm

10-21

23.3° 9.8°

0.56 mm

10-22

14.3° 6.3°

10-23

9.9° 6.6°

1.44 mm

10-24

21.7° 8.3°

10-25

11.2° 0.9°

0.44 mm

10-26

14.6° 2.4°

2.81 mm

Both models agree Avg diff: 4.9°C

Where are air quality stations near Mequon?

Milw 16th St, Wisconsin, USA

23.4 km PM2.5: 5.5 µg/m³

Milw 16th St, Wisconsin, USA

23.4 km PM2.5: 10.3 µg/m³

Milw 16th St, Wisconsin, USA

23.4 km PM2.5: 4.6 µg/m³

Milw 16th St, Wisconsin, USA

23.4 km PM2.5: 4.8 µg/m³

Milw 16th St, Wisconsin, USA

23.4 km PM2.5: 9.1 µg/m³

Waukesha-cleveland Ave., Wisconsin, USA

26.4 km PM2.5: 4.6 µg/m³

Waukesha-cleveland Ave., Wisconsin, USA

26.4 km PM2.5: 17.3 µg/m³

Waukesha-cleveland Ave., Wisconsin, USA

26.4 km PM2.5: 4.8 µg/m³

What cities are near Mequon?

20 Menomonee Falls 20 Brookfield 20 Wauwatosa 21 Milwaukee 20 West Allis 28 West Bend 20 New Berlin 20 Waukesha 19 Cudahy 20 Muskego

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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 2026-10-20T22:42 UTC.