Today | Weather | Monday, October 12, 2026

Weather in St. Clair Shores, Michigan

09:09 PM
Now
Cloudy Night
70° F
Feels Like 66°
Precipitation 7 %
Wind 7 mph
Humidity 78 %
Today
Rainy Night
Day 75°
Night 64°
Precipitation 60 %
Wind 7 mph

St. Clair Shores Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 12, 2025)
Cloudy Weather

Day

66°

Night

54°

Wind

11 mph

UV Index

40

Precipitation

2 %

Air Quality in St. Clair Shores

NOW
56 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 15.03 µg/m³
PM10 16.67 µg/m³
O3 0.050 ppm
NO2 2.4 ppb
SO2 0.5 ppb
CO 0.14 ppm
NH3 2.49 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 15.03 µg/m³
PM10 – 16.67 µg/m³
O3 – 98.69 µg/m³
NO2 – 4.59 µg/m³
SO2 – 1.38 µg/m³
CO – 156.42 µg/m³
NH3 – 2.49 µg/m³
NO – 0 µg/m³