Today | Weather | Monday, September 21, 2026

Weather in Southfield, Michigan

04:52 PM
Now
Cloudy Weather
61° F
Feels Like 57°
Precipitation 1 %
Wind 10 mph
UV Index (0 - 11+) 1
Humidity 64 %
Today
Cloudy Weather
Day 63°
Night 48°
Precipitation 10 %
Wind 13 mph
UV Index (0 - 11+) 2

Southfield Weather Forecast Updated

8 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Stormy Weather

Day

73°

Night

64°

Wind

6 mph

UV Index

20

Precipitation

100 %

Air Quality in Southfield

NOW
23 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.02 µg/m³
PM10 2.54 µg/m³
O3 0.025 ppm
NO2 3.3 ppb
SO2 1.4 ppb
CO 0.18 ppm
NH3 0.63 µg/m³
NO 0.25 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)
PM2.52.02 µg/m³
PM102.54 µg/m³
O348.81 µg/m³
NO26.15 µg/m³
SO23.62 µg/m³
CO200.98 µg/m³
NH30.63 µg/m³
NO0.25 µg/m³