Hourly Weather | Today Friday, June 26, 2026
Grand Rapids, Michigan
9 AM
Cloudy Weather
61°
Feels Like 64°
0
Humidity: 87%
UV Index: 2
Wind: 6 mph
10 AM
Cloudy Weather
64°
Feels Like 68°
0
Humidity: 80%
UV Index: 3
Wind: 6 mph
11 AM
Cloudy Weather
66°
Feels Like 70°
0
Humidity: 75%
UV Index: 4
Wind: 7 mph
12 PM
Cloudy Weather
70°
Feels Like 73°
0
Humidity: 67%
UV Index: 5
Wind: 7 mph
1 PM
Cloudy Weather
72°
Feels Like 77°
0
Humidity: 61%
UV Index: 6
Wind: 7 mph
2 PM
Cloudy Weather
73°
Feels Like 79°
0
Humidity: 57%
UV Index: 5
Wind: 7 mph
3 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 56%
UV Index: 4
Wind: 7 mph
4 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 54%
UV Index: 3
Wind: 7 mph
5 PM
Cloudy Weather
75°
Feels Like 77°
0
Humidity: 56%
UV Index: 2
Wind: 7 mph
6 PM
Cloudy Weather
75°
Feels Like 75°
0
Humidity: 56%
UV Index: 2
Wind: 7 mph
7 PM
Cloudy Weather
75°
Feels Like 73°
0
Humidity: 57%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Weather
73°
Feels Like 72°
0
Humidity: 60%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Weather
72°
Feels Like 70°
0
Humidity: 65%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 73%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 79%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.63 µg/m³
  • PM10: 8.09 µg/m³
  • O3: 0.021 ppm
  • NO2: 2.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

10 AM
31 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.39 µg/m³
  • PM10: 7.89 µg/m³
  • O3: 0.021 ppm
  • NO2: 3 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

11 AM
30 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.28 µg/m³
  • PM10: 7.82 µg/m³
  • O3: 0.021 ppm
  • NO2: 3.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.29 µg/m³
  • PM10: 6.74 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

1 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.93 µg/m³
  • PM10: 6.31 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

2 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.22 µg/m³
  • PM10: 6.56 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

3 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.14 µg/m³
  • PM10: 6.38 µg/m³
  • O3: 0.037 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

4 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.3 µg/m³
  • PM10: 6.47 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

5 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.39 µg/m³
  • PM10: 6.53 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

6 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 6.37 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.1 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.14 µg/m³
  • PM10: 6.24 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.5 ppb
  • SO2: 0 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

8 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.94 µg/m³
  • PM10: 6.03 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.7 ppb
  • SO2: 0 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

9 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.54 µg/m³
  • PM10: 5.62 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.7 ppb
  • SO2: 0 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

10 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.03 µg/m³
  • PM10: 5.11 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.5 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.6 µg/m³
  • PM10: 4.67 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.4 ppb
  • SO2: 0 ppb
  • CO: 0.11 ppm

Health Recommendations:

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