Hourly Weather | Today Tuesday, September 1, 2026
Troy, Michigan
12 PM
Cloudy Weather
84°
Feels Like 97°
7
Humidity: 66%
UV Index: 5
Wind: 7 mph
1 PM
Cloudy Weather
88°
Feels Like 99°
7
Humidity: 61%
UV Index: 5
Wind: 7 mph
2 PM
Cloudy Weather
88°
Feels Like 97°
7
Humidity: 62%
UV Index: 3
Wind: 7 mph
3 PM
Cloudy Weather
90°
Feels Like 99°
7
Humidity: 57%
UV Index: 4
Wind: 7 mph
4 PM
Cloudy Weather
91°
Feels Like 99°
6
Humidity: 53%
UV Index: 3
Wind: 7 mph
5 PM
Cloudy Weather
90°
Feels Like 97°
5
Humidity: 54%
UV Index: 2
Wind: 7 mph
6 PM
Cloudy Weather
90°
Feels Like 95°
5
Humidity: 56%
UV Index: 1
Wind: 7 mph
7 PM
Cloudy Weather
88°
Feels Like 91°
4
Humidity: 60%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Weather
84°
Feels Like 90°
2
Humidity: 62%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
82°
Feels Like 88°
2
Humidity: 69%
UV Index: 0
Wind: 5 mph
10 PM
Cloudy Night
81°
Feels Like 84°
2
Humidity: 76%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
79°
Feels Like 82°
1
Humidity: 80%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 12.04 µg/m³
  • PM10: 12.78 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

1 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.73 µg/m³
  • PM10: 13.37 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.98 µg/m³
  • PM10: 13.51 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.5 µg/m³
  • PM10: 11.91 µg/m³
  • O3: 0.046 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.07 µg/m³
  • PM10: 10.41 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.14 µg/m³
  • PM10: 9.44 µg/m³
  • O3: 0.050 ppm
  • NO2: 1 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.62 µg/m³
  • PM10: 8.94 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.47 µg/m³
  • PM10: 8.85 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.37 µg/m³
  • PM10: 8.82 µg/m³
  • O3: 0.041 ppm
  • NO2: 2.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

9 PM
35 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.45 µg/m³
  • PM10: 8.97 µg/m³
  • O3: 0.038 ppm
  • NO2: 2.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

10 PM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.74 µg/m³
  • PM10: 9.35 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

11 PM
38 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.16 µg/m³
  • PM10: 9.82 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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