Hourly Weather | Today Tuesday, April 7, 2026
Troy, Michigan
9 AM
Cloudy Weather
25°
Feels Like 18°
0
Humidity: 53%
UV Index: 2
Wind: 10 mph
10 AM
Cloudy Weather
27°
Feels Like 23°
0
Humidity: 48%
UV Index: 3
Wind: 10 mph
11 AM
Cloudy Weather
28°
Feels Like 27°
0
Humidity: 45%
UV Index: 5
Wind: 9 mph
12 PM
Cloudy Weather
30°
Feels Like 32°
0
Humidity: 41%
UV Index: 6
Wind: 9 mph
1 PM
Cloudy Weather
34°
Feels Like 36°
0
Humidity: 38%
UV Index: 6
Wind: 8 mph
2 PM
Sunny Weather
36°
Feels Like 39°
0
Humidity: 36%
UV Index: 6
Wind: 8 mph
3 PM
Sunny Weather
36°
Feels Like 41°
0
Humidity: 34%
UV Index: 5
Wind: 7 mph
4 PM
Sunny Weather
37°
Feels Like 43°
0
Humidity: 32%
UV Index: 3
Wind: 6 mph
5 PM
Sunny Weather
39°
Feels Like 43°
0
Humidity: 31%
UV Index: 2
Wind: 6 mph
6 PM
Sunny Weather
37°
Feels Like 37°
0
Humidity: 34%
UV Index: 1
Wind: 6 mph
7 PM
Sunny Weather
36°
Feels Like 34°
0
Humidity: 38%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Weather
36°
Feels Like 28°
0
Humidity: 46%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
32°
Feels Like 27°
0
Humidity: 54%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
30°
Feels Like 25°
0
Humidity: 62%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
28°
Feels Like 21°
0
Frost Risk: 41%
Humidity: 68%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.78 µg/m³
  • O3: 0.050 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.

10 AM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.85 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 AM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.54 µg/m³
  • PM10: 0.94 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.63 µg/m³
  • PM10: 1.12 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.91 µg/m³
  • PM10: 1.52 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.42 µg/m³
  • PM10: 2.12 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.06 µg/m³
  • PM10: 2.84 µg/m³
  • O3: 0.054 ppm
  • NO2: 1.1 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

4 PM
52 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.71 µg/m³
  • PM10: 3.57 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.2 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

5 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.34 µg/m³
  • PM10: 4.31 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

6 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.1 µg/m³
  • PM10: 5.27 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.9 ppb
  • SO2: 1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.89 µg/m³
  • PM10: 6.39 µg/m³
  • O3: 0.053 ppm
  • NO2: 3 ppb
  • SO2: 1.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.47 µg/m³
  • PM10: 7.29 µg/m³
  • O3: 0.051 ppm
  • NO2: 4.2 ppb
  • SO2: 1.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.91 µg/m³
  • PM10: 8 µg/m³
  • O3: 0.048 ppm
  • NO2: 4.7 ppb
  • SO2: 1.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.35 µg/m³
  • PM10: 8.62 µg/m³
  • O3: 0.047 ppm
  • NO2: 4.9 ppb
  • SO2: 1.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 8.89 µg/m³
  • O3: 0.047 ppm
  • NO2: 4.7 ppb
  • SO2: 1.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

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