Hourly Weather | Today Thursday, December 4, 2025
Cary, North Carolina
6 AM
Cloudy Night
30°
Feels Like 30°
0
Humidity: 95%
Wind: 5 mph
UV Index: 0
7 AM
Cloudy Night
28°
Feels Like 28°
0
Humidity: 99%
Wind: 5 mph
UV Index: 0
8 AM
Cloudy Weather
30°
Feels Like 32°
0
Humidity: 96%
Wind: 5 mph
UV Index: 1
9 AM
Cloudy Weather
36°
Feels Like 37°
0
Humidity: 89%
Wind: 5 mph
UV Index: 2
10 AM
Cloudy Weather
39°
Feels Like 45°
0
Humidity: 77%
Wind: 5 mph
UV Index: 2
11 AM
Cloudy Weather
46°
Feels Like 50°
0
Humidity: 64%
Wind: 5 mph
UV Index: 3
12 PM
Cloudy Weather
48°
Feels Like 52°
0
Humidity: 54%
Wind: 5 mph
UV Index: 2
1 PM
Cloudy Weather
52°
Feels Like 52°
0
Humidity: 48%
Wind: 6 mph
UV Index: 1
2 PM
Cloudy Weather
52°
Feels Like 54°
0
Humidity: 45%
Wind: 5 mph
UV Index: 1
3 PM
Cloudy Weather
52°
Feels Like 54°
0
Humidity: 47%
Wind: 4 mph
UV Index: 1
4 PM
Cloudy Weather
50°
Feels Like 52°
0
Humidity: 51%
Wind: 2 mph
UV Index: 0
5 PM
Cloudy Weather
46°
Feels Like 48°
0
Humidity: 56%
Wind: 4 mph
UV Index: 0
6 PM
Cloudy Weather
46°
Feels Like 46°
0
Humidity: 59%
Wind: 5 mph
UV Index: 0
7 PM
Cloudy Weather
45°
Feels Like 43°
2
Humidity: 62%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Weather
43°
Feels Like 41°
2
Humidity: 67%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Weather
41°
Feels Like 41°
2
Humidity: 65%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Weather
43°
Feels Like 41°
3
Humidity: 62%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Weather
41°
Feels Like 37°
3
Humidity: 65%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.38 µg/m³
  • PM10: 19.3 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

7 AM
59 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.35 µg/m³
  • PM10: 20.43 µg/m³
  • O3: 0.012 ppm
  • NO2: 8.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

8 AM
61 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.98 µg/m³
  • PM10: 21.22 µg/m³
  • O3: 0.010 ppm
  • NO2: 10.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

9 AM
61 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.94 µg/m³
  • PM10: 21.17 µg/m³
  • O3: 0.010 ppm
  • NO2: 9.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

10 AM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.56 µg/m³
  • PM10: 20.61 µg/m³
  • O3: 0.012 ppm
  • NO2: 7.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.69 µg/m³
  • PM10: 14.05 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.83 µg/m³
  • PM10: 11.9 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.13 µg/m³
  • PM10: 11.15 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.33 µg/m³
  • PM10: 10.05 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 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: 7.83 µg/m³
  • PM10: 9.49 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

4 PM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.96 µg/m³
  • PM10: 9.7 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.2 µg/m³
  • PM10: 10.22 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

6 PM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.87 µg/m³
  • PM10: 11.33 µg/m³
  • O3: 0.025 ppm
  • NO2: 6.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.79 µg/m³
  • PM10: 12.69 µg/m³
  • O3: 0.021 ppm
  • NO2: 8.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

8 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.58 µg/m³
  • PM10: 13.84 µg/m³
  • O3: 0.018 ppm
  • NO2: 9.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.24 µg/m³
  • PM10: 14.69 µg/m³
  • O3: 0.016 ppm
  • NO2: 9.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.62 µg/m³
  • PM10: 15.05 µg/m³
  • O3: 0.015 ppm
  • NO2: 9.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 11.55 µg/m³
  • PM10: 14.53 µg/m³
  • O3: 0.018 ppm
  • NO2: 7.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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