Today | Weather | Sunday, October 25, 2026

Weather in Grand Rapids, Michigan

07:22 AM
Now
Foggy Weather
46° F
Feels Like 43°
Precipitation 0 %
Wind 6 mph
Humidity 96 %
Today
Cloudy Weather
Day 72°
Night 46°
Precipitation 3 %
Wind 7 mph
UV Index (0 - 11+) 3

Grand Rapids Weather Forecast Updated

17 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 25, 2025)
Night

Day

52°

Night

34°

Wind

5 mph

Precipitation

3 %

Air Quality in Grand Rapids

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

Pollutant Concentrations:

PM2.5 18.18 µg/m³
PM10 19.36 µg/m³
O3 0.035 ppm
NO2 2.2 ppb
SO2 0.1 ppb
CO 0.19 ppm
NH3 0.6 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 – 18.18 µg/m³
PM10 – 19.36 µg/m³
O3 – 69.66 µg/m³
NO2 – 4.11 µg/m³
SO2 – 0.35 µg/m³
CO – 216.09 µg/m³
NH3 – 0.6 µg/m³
NO – 0 µg/m³