Today | Weather | Wednesday, October 22, 2025

Weather in Milwaukee, Wisconsin

06:15 AM
Now
Cloudy Night
45° F
Feels Like 34°
Precipitation 49 %
Wind 20 mph
Humidity 82 %
Today
Partly Sunny with Showers
Day 50°
Night 41°
Precipitation 55 %
Wind 20 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Milwaukee Weather Forecast Updated

Last updated on

Weather Forecast History

Last Year's Weather on This Day (October 22, 2024)

Cloudy Night

Day

72°

Night

55°

Wind

11 mph

Precipitation

7

Air Quality in Milwaukee

NOW
30 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.032 ppm
NO2 0.8 ppb
SO2 0.1 ppb
CO 0.09 ppm
NH3 1.28 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.50.5 µg/m³
PM100.5 µg/m³
O362.57 µg/m³
NO21.51 µg/m³
SO20.34 µg/m³
CO104.36 µg/m³
NH31.28 µg/m³
NO0 µg/m³