Today | Weather | Tuesday, April 7, 2026

Weather in Ann Arbor, Michigan

11:27 AM
Now
Cloudy Weather
28° F
Feels Like 28°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 5
Humidity 46 %
Today
Cloudy Weather
Day 39°
Night 23°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 6
Overnight Frost 12 AM – 8 AM
Tomorrow Morning Frost 12 AM – 8 AM

Ann Arbor Weather Forecast Updated

58 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Snowy Weather

Day

46°

Night

21°

Wind

15 mph

UV Index

2

Precipitation

96 %

Air Quality in Ann Arbor

NOW
46 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.59 µg/m³
O3 0.050 ppm
NO2 0.7 ppb
SO2 0.1 ppb
CO 0.13 ppm
NH3 1.2 µg/m³
NO 0.45 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
PM100.59 µg/m³
O397.21 µg/m³
NO21.36 µg/m³
SO20.32 µg/m³
CO148.56 µg/m³
NH31.2 µg/m³
NO0.45 µg/m³